Academy Of Natural Sciences, Philadelphia
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The Academy of Natural Sciences of
Drexel University Drexel University is a private research university with its main campus in Philadelphia, Pennsylvania. Drexel's undergraduate school was founded in 1891 by Anthony J. Drexel, a financier and philanthropist. Founded as Drexel Institute of Art, S ...
, formerly the Academy of Natural Sciences of Philadelphia, is the oldest
natural science Natural science is one of the branches of science concerned with the description, understanding and prediction of natural phenomena, based on empirical evidence from observation and experimentation. Mechanisms such as peer review and repeatab ...
research institution and
museum A museum ( ; plural museums or, rarely, musea) is a building or institution that cares for and displays a collection of artifacts and other objects of artistic, cultural, historical, or scientific importance. Many public museums make these ...
in the
Americas The Americas, which are sometimes collectively called America, are a landmass comprising the totality of North and South America. The Americas make up most of the land in Earth's Western Hemisphere and comprise the New World. Along with th ...
. It was founded in 1812, by many of the leading naturalists of the young American republic with an expressed mission of "the encouragement and cultivation of the sciences". It has sponsored expeditions, conducted original environmental and
systematics Biological systematics is the study of the diversification of living forms, both past and present, and the relationships among living things through time. Relationships are visualized as evolutionary trees (synonyms: cladograms, phylogenetic tre ...
research, and amassed natural history collections containing more than 17 million specimens. The Academy also organizes public exhibits and educational programs for both schools and the general public.


History

During the first decades of the United States,
Philadelphia Philadelphia, often called Philly, is the largest city in the Commonwealth of Pennsylvania, the sixth-largest city in the U.S., the second-largest city in both the Northeast megalopolis and Mid-Atlantic regions after New York City. Sinc ...
was the cultural capital and one of the country's commercial centers. Two of the city's institutions, the Library Company and the
American Philosophical Society The American Philosophical Society (APS), founded in 1743 in Philadelphia, is a scholarly organization that promotes knowledge in the sciences and humanities through research, professional meetings, publications, library resources, and communit ...
, were centers of enlightened thought and scientific inquiry. The increasing sophistication of the earth and life sciences, combined with a growing awareness of the great variety of life and landscape in the American wilderness waiting to be discovered, led a small group of naturalists to establish the Academy of Natural Sciences in the winter of 1812. The academy was meant to foster a gathering of fellow naturalists, and nurture the growth and credibility of American science. They frequently looked to their European counterparts for inspiration and expertise and longed to be regarded as equals. On 25 April 1817 they were incorporated into the society under the title of the Academy of Natural Sciences of Philadelphia by the legislature of Pennsylvania. By 1 January 1818, eight members were published. In 2011, the Academy became affiliated with nearby
Drexel University Drexel University is a private research university with its main campus in Philadelphia, Pennsylvania. Drexel's undergraduate school was founded in 1891 by Anthony J. Drexel, a financier and philanthropist. Founded as Drexel Institute of Art, S ...
and changed its name to the Academy of Natural Sciences of Drexel University.


Notable members

Within a decade of its founding, the Academy became the undisputed center of natural sciences in the United States. Academy members were frequently enlisted to participate in national surveys of the western territories and other major expeditions. Several of its earliest members, including
William Bartram William Bartram (April 20, 1739 – July 22, 1823) was an American botanist, ornithologist, natural historian and explorer. Bartram was the author of an acclaimed book, now known by the shortened title ''Bartram's Travels'', which chronicled ...
, John Godman,
Richard Harlan Richard Harlan (September 19, 1796 – September 30, 1843) was an American paleontologist, anatomist, and physician. He was the first American to devote significant time and attention to vertebrate paleontology and was one of the most importan ...
,
Angelo Heilprin Angelo Heilprin (March 31, 1853 – July 17, 1907) was an American geologist, paleontologist, naturalist, and explorer. He is mostly known for the part he took into the Peary expedition to Greenland of 1891–1892 and for his observations and ...
,
Charles Alexandre Lesueur Charles Alexandre Lesueur (1 January 1778 in Le Havre – 12 December 1846 in Le Havre) was a French Natural history, naturalist, artist, and explorer. He was a prolific natural-history collector, gathering many type specimens in Australia, ...
,
William Maclure William Maclure (27 October 176323 March 1840) was an Americanized Scottish geologist, cartographer and philanthropist. He is known as the 'father of American geology'. As a social experimenter on new types of community life, he collaborated wi ...
,
Titian Peale Titian Ramsay Peale (November 2, 1799 – March 13, 1885) was an American artist, naturalist, and explorer from Philadelphia, Pennsylvania. He was a scientific illustrator whose paintings and drawings of wildlife are known for their beauty and ...
, Charles Pickering,
Thomas Say Thomas Say (June 27, 1787 – October 10, 1834) was an American entomologist, conchologist, and Herpetology, herpetologist. His studies of insects and shells, numerous contributions to scientific journals, and scientific expeditions to Florida, Ge ...
, and Alexander Wilson were among the pioneers or recognized authorities in their respective areas of study.
Thomas Jefferson Thomas Jefferson (April 13, 1743 – July 4, 1826) was an American statesman, diplomat, lawyer, architect, philosopher, and Founding Fathers of the United States, Founding Father who served as the third president of the United States from 18 ...
of Virginia,
John Edwards Holbrook John Edwards Holbrook (December 31, 1796 – September 8, 1871) was an American zoologist, herpetologist, physician, and naturalist, born in Beaufort, South Carolina, the son of Silas Holbrook, a teacher, and Mary Edwards. Although Holbrook's memo ...
of South Carolina,
Thomas Nuttall Thomas Nuttall (5 January 1786 – 10 September 1859) was an England, English botany, botanist and zoologist who lived and worked in America from 1808 until 1841. Nuttall was born in the village of Long Preston, near Settle, North Yorkshire, S ...
and
Richard Owen Sir Richard Owen (20 July 1804 – 18 December 1892) was an English biologist, comparative anatomist and paleontologist. Owen is generally considered to have been an outstanding naturalist with a remarkable gift for interpreting fossils. Owe ...
of the United Kingdom,
Georges Cuvier Jean Léopold Nicolas Frédéric, Baron Cuvier (; 23 August 1769 – 13 May 1832), known as Georges Cuvier, was a French natural history, naturalist and zoology, zoologist, sometimes referred to as the "founding father of paleontology". Cuvier ...
of France, and
Alexander von Humboldt Friedrich Wilhelm Heinrich Alexander von Humboldt (14 September 17696 May 1859) was a German polymath, geographer, naturalist, explorer, and proponent of Romantic philosophy and science. He was the younger brother of the Prussian minister, p ...
of Prussia were among the corresponding members (members who lived far from Philadelphia) of the Academy's first decades. Later during the 19th century, other notable naturalists and scientists, including
John James Audubon John James Audubon (born Jean-Jacques Rabin; April 26, 1785 – January 27, 1851) was an American self-trained artist, naturalist, and ornithologist. His combined interests in art and ornithology turned into a plan to make a complete pictoria ...
, Charles S. Boyer,
John Cassin John Cassin (September 6, 1813 – January 10, 1869) was an American ornithologist from Pennsylvania. He worked as curator and Vice President at the Philadelphia Academy of Natural Sciences and focused on the systemic classification of the Acade ...
,
Edward Drinker Cope Edward Drinker Cope (July 28, 1840 – April 12, 1897) was an American zoologist, paleontologist, comparative anatomist, herpetologist, and ichthyologist. Born to a wealthy Quaker family, Cope distinguished himself as a child prodigy interested ...
,
Ezra Townsend Cresson Ezra Townsend Cresson, also Ezra Townsend senior (18 June 1838, in Byberry – 19 April 1926, in Swarthmore) was an American entomologist who specialised in the Hymenoptera order of insects. He wrote ''Synopsis of the families and genera of the H ...
,
Richard Harlan Richard Harlan (September 19, 1796 – September 30, 1843) was an American paleontologist, anatomist, and physician. He was the first American to devote significant time and attention to vertebrate paleontology and was one of the most importan ...
,
Ferdinand V. Hayden Ferdinand Vandeveer Hayden (September 7, 1829 – December 22, 1887) was an American geologist noted for his pioneering surveying expeditions of the Rocky Mountains in the late 19th century. He was also a physician who served with the Union Ar ...
,
Isaac Lea Isaac; grc, Ἰσαάκ, Isaák; ar, إسحٰق/إسحاق, Isḥāq; am, ይስሐቅ is one of the three patriarchs of the Israelites and an important figure in the Abrahamic religions, including Judaism, Christianity, and Islam. He was the ...
,
John Lawrence LeConte John Lawrence LeConte (May 13, 1825 – November 15, 1883) was an American entomologist of the 19th century, responsible for naming and describing approximately half of the insect taxa known in the United States during his lifetime,
,
Joseph Leidy Joseph Mellick Leidy (September 9, 1823 – April 30, 1891) was an American paleontologist, parasitologist and anatomist. Leidy was professor of anatomy at the University of Pennsylvania, later was a professor of natural history at Swarthmore ...
,
Samuel George Morton Samuel George Morton (January 26, 1799 – May 15, 1851) was an American physician, natural scientist, and writer who argued against the single creation story of the Bible, monogenism, instead supporting a theory of multiple racial creations, poly ...
,
George Ord George Ord, Jr. (March 4, 1781 – January 24, 1866) was an American zoologist who specialized in North American ornithology and mammalogy. Based in part on specimens collected by Lewis and Clark in the North American interior, Ord's article "Zool ...
, and James Rehn were also members. Corresponding members included
Charles Darwin Charles Robert Darwin ( ; 12 February 1809 – 19 April 1882) was an English naturalist, geologist, and biologist, widely known for his contributions to evolutionary biology. His proposition that all species of life have descended fr ...
along with his supporters
Asa Gray Asa Gray (November 18, 1810 – January 30, 1888) is considered the most important American botanist of the 19th century. His ''Darwiniana'' was considered an important explanation of how religion and science were not necessarily mutually excl ...
, and
Thomas Henry Huxley Thomas Henry Huxley (4 May 1825 – 29 June 1895) was an English biologist and anthropologist specialising in comparative anatomy. He has become known as "Darwin's Bulldog" for his advocacy of Charles Darwin's theory of evolution. The storie ...
. For much of its history, new members had to be nominated by two current members and then elected by the remaining members. These requirements were dropped in 1924. Notable 20th-century scientists include James Böhlke,
James Bond The ''James Bond'' series focuses on a fictional British Secret Service agent created in 1953 by writer Ian Fleming, who featured him in twelve novels and two short-story collections. Since Fleming's death in 1964, eight other authors have ...
,
Henry Weed Fowler Henry Weed Fowler (March 23, 1878 – June 21, 1965) was an American zoologist born in Holmesburg, Pennsylvania. He studied at Stanford University under David Starr Jordan. He joined the Academy of Natural Sciences in Philadelphia and worked as ...
,
Ruth Patrick Ruth (or its variants) may refer to: Places France * Château de Ruthie, castle in the commune of Aussurucq in the Pyrénées-Atlantiques département of France Switzerland * Ruth, a hamlet in Cologny United States * Ruth, Alabama * Ruth, Ark ...
, Henry Pilsbry,
H. Radclyffe Roberts Howard Radclyffe Roberts Jr. (March 26, 1906 – June 11, 1982) was an American entomologist known for his work on grasshoppers. His 1941 University of Pennsylvania Ph.D. dissertation was an early work highlighting the role phallic structures cou ...
, and
Witmer Stone Witmer Stone (September 22, 1866 – May 24, 1939) was an American ornithologist, botanist, and mammalogist, and was considered one of the last of the “great naturalists.” Stone is remembered principally as an ornithologist. He was president ...
.


Collections and research

The Academy of Natural Sciences holds an internationally important natural history collection. Currently, there are over 18 million biological specimens, and hundreds of thousands of volumes, journals,
illustrations An illustration is a decoration, interpretation or visual explanation of a text, concept or process, designed for integration in print and digital published media, such as posters, flyers, magazines, books, teaching materials, animations, video ...
, photographs, and archival items in its library. These collections were obtained through multiple means, including the donation or purchase of existing collections or individual items, the collection activities of Academy-sponsored expeditions, or those of individual scientists, whether or not they work at the Academy. Some collections were originally gathered by other institutions. For example, a number of the natural history collections at the American Philosophical Society were relocated to the Academy by the end of the 19th century. Traditionally, researchers at natural science (or natural history) institutions such as the Academy engaged in
biological taxonomy In biology, taxonomy () is the scientific study of naming, defining ( circumscribing) and classifying groups of biological organisms based on shared characteristics. Organisms are grouped into taxa (singular: taxon) and these groups are given ...
, the science of discovering, describing, naming, and classifying species. In recent decades, research has shifted in emphasis to the science of
systematics Biological systematics is the study of the diversification of living forms, both past and present, and the relationships among living things through time. Relationships are visualized as evolutionary trees (synonyms: cladograms, phylogenetic tre ...
, the study of the evolutionary relationships among these species. The Academy preserves many
type specimens In biology, a type is a particular specimen (or in some cases a group of specimens) of an organism to which the scientific name of that organism is formally attached. In other words, a type is an example that serves to anchor or centralizes t ...
, the reference material that helps establish a species' identity. They also preserve additional specimens with which scientists can investigate the nature of these species, their relationships with other species, their evolutionary history, or their conservation status.


Museum collections and research programs

The Academy's collections include a wide range of specimens across the tree of life. The museum also maintains several historically important collections.


Botany

Botany Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek w ...
is study of plants, including nonvascular
bryophytes The Bryophyta s.l. are a proposed taxonomic division containing three groups of non-vascular land plants (embryophytes): the liverworts, hornworts and mosses. Bryophyta s.s. consists of the mosses only. They are characteristically limited i ...
(
mosses Mosses are small, non-vascular flowerless plants in the taxonomic division Bryophyta (, ) ''sensu stricto''. Bryophyta (''sensu lato'', Schimp. 1879) may also refer to the parent group bryophytes, which comprise liverworts, mosses, and horn ...
,
liverworts The Marchantiophyta () are a division of non-vascular land plants commonly referred to as hepatics or liverworts. Like mosses and hornworts, they have a gametophyte-dominant life cycle, in which cells of the plant carry only a single set of ge ...
, and
hornworts Hornworts are a group of non-vascular Embryophytes (land plants) constituting the division Anthocerotophyta (). The common name refers to the elongated horn-like structure, which is the sporophyte. As in mosses and liverworts, hornworts have a ...
) and vascular plants, including ferns, conifers and flowering plants. The field of botany has also traditionally included the study of
algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
,
lichens A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among hypha, filaments of multiple fungus, fungi species in a mutualism (biology), mutualistic relationship.fungi A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...
which are now classified in different biological kingdoms. Collections at the Academy, which are housed in the Philadelphia Herbarium (PH), the oldest institutional
herbarium A herbarium (plural: herbaria) is a collection of preserved plant specimens and associated data used for scientific study. The specimens may be whole plants or plant parts; these will usually be in dried form mounted on a sheet of paper (called ...
in the New World, include some of the oldest and most important botanical collections in the Americas. Notable early collectors include
Benjamin Smith Barton Benjamin Smith Barton (February 10, 1766 – December 19, 1815) was an American botanist, naturalist, and physician. He was one of the first professors of natural history in the United States and built the largest collection of botanical specimen ...
, Constatine Rafinesque, Thomas Meehan,
Thomas Nuttall Thomas Nuttall (5 January 1786 – 10 September 1859) was an England, English botany, botanist and zoologist who lived and worked in America from 1808 until 1841. Nuttall was born in the village of Long Preston, near Settle, North Yorkshire, S ...
, and Fredrick Pursh. Today, the herbarium contains approximately 1.5 million specimens of
vascular plant Vascular plants (), also called tracheophytes () or collectively Tracheophyta (), form a large group of land plants ( accepted known species) that have lignified tissues (the xylem) for conducting water and minerals throughout the plant. They al ...
s,
fungi A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...
,
lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
, and
fossil plants Paleobotany, which is also spelled as palaeobotany, is the branch of botany dealing with the recovery and identification of plant remains from geological contexts, and their use for the biological reconstruction of past environments (paleogeogr ...
, 40,000 of which are types. It also contains some special collections, including the plants collected by
Johann Johann, typically a male given name, is the German form of ''Iohannes'', which is the Latin form of the Greek name ''Iōánnēs'' (), itself derived from Hebrew name ''Yochanan'' () in turn from its extended form (), meaning "Yahweh is Gracious" ...
and
Georg Forster Johann George Adam Forster, also known as Georg Forster (, 27 November 1754 – 10 January 1794), was a German naturalist, ethnologist, travel writer, journalist and revolutionary. At an early age, he accompanied his father, Johann Reinhold F ...
during the voyages of
Captain James Cook James Cook (7 November 1728 Old Style date: 27 October – 14 February 1779) was a British explorer, navigator, cartographer, and captain in the British Royal Navy, famous for his three voyages between 1768 and 1779 in the Pacific Ocean and ...
, and by
Meriwether Lewis Meriwether Lewis (August 18, 1774 – October 11, 1809) was an American explorer, soldier, politician, and public administrator, best known for his role as the leader of the Lewis and Clark Expedition, also known as the Corps of Discovery, with ...
during the Lewis and Clark expedition (Corps of Discovery). The department's current focus is plant biodiversity and evolution focusing on
Apocynaceae Apocynaceae (from ''Apocynum'', Greek for "dog-away") is a family of flowering plants that includes trees, shrubs, herbs, stem succulents, and vines, commonly known as the dogbane family, because some taxa were used as dog poison Members of the ...
(milkweed or dogbane family) and
Polygalaceae The Polygalaceae or the milkwort family are made up of flowering plants in the order Fabales. They have a near-cosmopolitan range, with about 27 genera and ''ca''. 900 known species of herbs, shrubs and trees. Over half of the species are in one ...
.


Diatoms

The Academy's Diatom Herbarium, the largest in the Americas and the second largest in the world, contains approximately 220,000 slides of these microscopic algae. The herbarium contains many specimens contributed by notable collectors, a diversity of fossil diatoms, and diatoms collected as part of numerous freshwater environmental surveys in the United States. The Diatom Herbarium also provides collections and taxonomic services for the Phycology Section of the Patrick Center for Environmental Research. Former curators of note include Charles S. Boyer,
Ruth Patrick Ruth (or its variants) may refer to: Places France * Château de Ruthie, castle in the commune of Aussurucq in the Pyrénées-Atlantiques département of France Switzerland * Ruth, a hamlet in Cologny United States * Ruth, Alabama * Ruth, Ark ...
, and Charles Reimer.


Entomology

Entomology Entomology () is the science, scientific study of insects, a branch of zoology. In the past the term "insect" was less specific, and historically the definition of entomology would also include the study of animals in other arthropod groups, such ...
has been important to the Academy since its founding. Two of its earliest members include
Thomas Say Thomas Say (June 27, 1787 – October 10, 1834) was an American entomologist, conchologist, and Herpetology, herpetologist. His studies of insects and shells, numerous contributions to scientific journals, and scientific expeditions to Florida, Ge ...
, regarded as the father of American entomology, and
Titian Peale Titian Ramsay Peale (November 2, 1799 – March 13, 1885) was an American artist, naturalist, and explorer from Philadelphia, Pennsylvania. He was a scientific illustrator whose paintings and drawings of wildlife are known for their beauty and ...
, a leading natural history illustrator and the chief naturalist on the
United States Exploring Expedition The United States Exploring Expedition of 1838–1842 was an exploring and surveying expedition of the Pacific Ocean and surrounding lands conducted by the United States. The original appointed commanding officer was Commodore Thomas ap Catesby ...
(1834–1842). The entomology collection currently contains more than 3.5 million specimens and includes the Titian Peale Moth and Butterfly Collection, the oldest entomology collection in the United States. Curator Emeritus, Daniel Otte, an expert on
Orthoptera Orthoptera () is an order of insects that comprises the grasshoppers, locusts, and crickets, including closely related insects, such as the bush crickets or katydids and wētā. The order is subdivided into two suborders: Caelifera – grassho ...
(crickets, grasshoppers, and their relatives) is a pioneer of presenting biological data on the internet through the creation of th
Orthoptera Species File
Curator and Entomology Department Chair, Jon Gelhaus is a leading expert on
crane flies Crane fly is a common name referring to any member of the insect family Tipulidae. Cylindrotominae, Limoniinae, and Pediciinae have been ranked as subfamilies of Tipulidae by most authors, though occasionally elevated to family rank. In the most ...
and manages the Mongolian Aquatic Insect Survey.


Ichthyology

Ichthyology Ichthyology is the branch of zoology devoted to the study of fish, including bony fish ( Osteichthyes), cartilaginous fish (Chondrichthyes), and jawless fish (Agnatha). According to FishBase, 33,400 species of fish had been described as of Octob ...
has also been a part of Academy collections and research since its beginnings, but the size of the collection was relatively modest until acquisition of
Edward Drinker Cope Edward Drinker Cope (July 28, 1840 – April 12, 1897) was an American zoologist, paleontologist, comparative anatomist, herpetologist, and ichthyologist. Born to a wealthy Quaker family, Cope distinguished himself as a child prodigy interested ...
's personal collections in 1898. A few years later,
Henry Weed Fowler Henry Weed Fowler (March 23, 1878 – June 21, 1965) was an American zoologist born in Holmesburg, Pennsylvania. He studied at Stanford University under David Starr Jordan. He joined the Academy of Natural Sciences in Philadelphia and worked as ...
began his tenure at the Academy, during which he systematized the collections and described 1,408 species. James E. Böhlke, William Saul, and William Smith-Vaniz are among the notable scientist who followed Fowler. Curator Emeritus, John Lundberg, an expert in
catfish Catfish (or catfishes; order Siluriformes or Nematognathi) are a diverse group of ray-finned fish. Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the three largest species alive, ...
es, pioneered deep channel collecting in large tropical rivers and is the lead author of a seminal scientific paper on the biological and geographic history of the
Amazon River Basin The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about , or about 35.5 percent of the South American continent. It is located in the countries of Bolivi ...
. The Ichthyology collection, which currently houses nearly 1.2 million specimens and nearly 3,000 types, is one of the most important such collections in the United States. The department also hosts th
All Catfish Species Inventory
(a comprehensive online resource on catfish) an
Catfish Bones
(an online digital atlas of catfish morphology), and is a participant i
Neodat II
(an online resource of
Neotropic The Neotropical realm is one of the eight biogeographic realms constituting Earth's land surface. Physically, it includes the tropical terrestrial ecoregions of the Americas and the entire South American temperate zone. Definition In bioge ...
ichthyology collections).


Malacology

Two of the early members of the Academy,
Thomas Say Thomas Say (June 27, 1787 – October 10, 1834) was an American entomologist, conchologist, and Herpetology, herpetologist. His studies of insects and shells, numerous contributions to scientific journals, and scientific expeditions to Florida, Ge ...
and
Isaac Lea Isaac; grc, Ἰσαάκ, Isaák; ar, إسحٰق/إسحاق, Isḥāq; am, ይስሐቅ is one of the three patriarchs of the Israelites and an important figure in the Abrahamic religions, including Judaism, Christianity, and Islam. He was the ...
, were malacologists (see also conchologists).
R. Tucker Abbott Robert Tucker Abbott (September 28, 1919 – November 3, 1995) was an American conchologist (seashells) and malacologist (molluscs). He was the author of more than 30 books on malacology, which have been translated into many languages. Abbot ...
,
Samuel Stehman Haldeman Samuel Stehman Haldeman (August 12, 1812 – September 10, 1880) was an American naturalist and philologist. During a long and varied career he studied, published, and lectured on geology, conchology, entomology and philology. He once confided, ...
, Henry A. Pilsbry, and
George W. Tryon, Jr. George Washington Tryon Jr. (20 May 1838 – 5 February 1888) was an American malacologist who worked at the Academy of Natural Sciences in Philadelphia. Biography George Washington Tryon was the son of Edward K. Tryon and Adeline Savidt. ...
were other noted malacologists who worked at the Academy. The Academy's malacology collection is the oldest such collection in the United States and is the 3rd largest in the world. It currently contains over 10 million specimens, including types erected by more than 400 authors. Curator
Gary Rosenberg Gary Rosenberg (born New Rochelle, New York, 16 October 1959) is an American malacologist. Biography He graduated from Princeton University in 1981 with a bachelor's degree in geology and obtained a Ph.D. in 1989 at Harvard University in the Depa ...
, an expert on Jamaican land snails, is a leader in digitised museum collections and research data. Research websites include th
Malacology Georeferencing Project
an online database o
Western Atlantic Marine Mollusca (Malacolog)
and th
OBIS Indo-Pacific Mollusc
database. Research associate and former curator Daniel L. Graf, an expert on
Unionidae The Unionidae are a family of freshwater mussels, the largest in the order Unionida, the bivalve molluscs sometimes known as river mussels, or simply as unionids. The range of distribution for this family is world-wide. It is at its most diverse ...
(freshwater mussels), maintains th
MUSSEL Project
web site.


Ornithology

The majority of ornithologists active in the United States during the first half of the 19th century, including
Charles Lucien Bonaparte Charles Lucien Jules Laurent Bonaparte, 2nd Prince of Canino and Musignano (24 May 1803 – 29 July 1857), was a French naturalist and ornithologist. Lucien and his wife had twelve children, including Cardinal Lucien Bonaparte. Life and career ...
,
George Ord George Ord, Jr. (March 4, 1781 – January 24, 1866) was an American zoologist who specialized in North American ornithology and mammalogy. Based in part on specimens collected by Lewis and Clark in the North American interior, Ord's article "Zool ...
,
Titian Ramsay Peale Titian Ramsay Peale (November 2, 1799 – March 13, 1885) was an American artist, naturalist, and explorer from Philadelphia, Pennsylvania. He was a scientific illustrator whose paintings and drawings of wildlife are known for their beauty and ...
,
John James Audubon John James Audubon (born Jean-Jacques Rabin; April 26, 1785 – January 27, 1851) was an American self-trained artist, naturalist, and ornithologist. His combined interests in art and ornithology turned into a plan to make a complete pictoria ...
,
John Cassin John Cassin (September 6, 1813 – January 10, 1869) was an American ornithologist from Pennsylvania. He worked as curator and Vice President at the Philadelphia Academy of Natural Sciences and focused on the systemic classification of the Acade ...
,
Thomas Nuttall Thomas Nuttall (5 January 1786 – 10 September 1859) was an England, English botany, botanist and zoologist who lived and worked in America from 1808 until 1841. Nuttall was born in the village of Long Preston, near Settle, North Yorkshire, S ...
, and
John Kirk Townsend John Kirk Townsend (August 10, 1809 – February 6, 1851) was an American naturalist, ornithologist and collector. Townsend was a Quaker born in Philadelphia, the son of Charles Townsend and Priscilla Kirk. He attended Westtown School in ...
, were active members of the Academy. Later notable Academy ornithologists include
James Bond The ''James Bond'' series focuses on a fictional British Secret Service agent created in 1953 by writer Ian Fleming, who featured him in twelve novels and two short-story collections. Since Fleming's death in 1964, eight other authors have ...
,
Frank Gill Frank Gill may refer to: * Frank Gill (Australian footballer) (1908–1970), Australian rules footballer with Carlton * Frank Gill (footballer, born 1948), footballer for Tranmere Rovers *Frank Gill (politician) (1917–1982), New Zealand politicia ...
,
Rodolphe Meyer de Schauensee Rodolphe Meyer de Schauensee (January 4, 1901 – April 24, 1984) was an American ornithologist. He was born in Rome , established_title = Founded , established_date = 753 BC , founder = King Romulus ( legendary) , ima ...
, Pete Myers, Fred Sheldon, and
Witmer Stone Witmer Stone (September 22, 1866 – May 24, 1939) was an American ornithologist, botanist, and mammalogist, and was considered one of the last of the “great naturalists.” Stone is remembered principally as an ornithologist. He was president ...
. With nearly 200,000 specimens representing over 9,000 species, the Ornithology collection is one of the largest and most taxonomically complete bird collections in the world. The
Delaware Valley Ornithological Club The Delaware Valley Ornithological Club (DVOC) is the one of the oldest ornithology organizations in the United States. Founded in 1890, the club has held regular meetings at the Academy of Natural Sciences of Philadelphia for over 125 years, and ...
(DVOC) has held regular meetings at the Academy since 1890.


Vertebrate paleontology

Vertebrate paleontology Vertebrate paleontology is the subfield of paleontology that seeks to discover, through the study of fossilized remains, the behavior, reproduction and appearance of extinct animals with vertebrae or a notochord. It also tries to connect, by us ...
in the United States originated in Philadelphia through the efforts of naturalists and scientists associated with the
American Philosophical Society The American Philosophical Society (APS), founded in 1743 in Philadelphia, is a scholarly organization that promotes knowledge in the sciences and humanities through research, professional meetings, publications, library resources, and communit ...
(APS) during the first decade of the 19th century and at The Academy of Natural Sciences thereafter. By the end of the 19th century, the holdings from the APS, including th
Thomas Jefferson Fossil Collection
had been transferred to the Academy for safekeeping. Currently, the collection contains more than 22,000 specimens, including many types.
Richard Harlan Richard Harlan (September 19, 1796 – September 30, 1843) was an American paleontologist, anatomist, and physician. He was the first American to devote significant time and attention to vertebrate paleontology and was one of the most importan ...
was an early member who introduced many American naturalists to the groundbreaking works of
Georges Cuvier Jean Léopold Nicolas Frédéric, Baron Cuvier (; 23 August 1769 – 13 May 1832), known as Georges Cuvier, was a French natural history, naturalist and zoology, zoologist, sometimes referred to as the "founding father of paleontology". Cuvier ...

Joseph Leidy
who described ''
Hadrosaurus ''Hadrosaurus'' (; ) is a genus of hadrosaurid ornithopod dinosaurs that lived in North America during the Late Cretaceous Period in what is now the Woodbury Formation about 80 million to 78 million years ago. The holotype specimen was found in f ...
'' and alerted the scientific world to the paleontological treasures of the American West, is considered the "father" of American vertebrate paleontology.
Edward Drinker Cope Edward Drinker Cope (July 28, 1840 – April 12, 1897) was an American zoologist, paleontologist, comparative anatomist, herpetologist, and ichthyologist. Born to a wealthy Quaker family, Cope distinguished himself as a child prodigy interested ...
, who also worked extensively on other vertebrates, is best known for his rivalry with
Othniel Charles Marsh Othniel Charles Marsh (October 29, 1831 – March 18, 1899) was an American professor of Paleontology in Yale College and President of the National Academy of Sciences. He was one of the preeminent scientists in the field of paleontology. Among h ...
during the infamous
Bone Wars The Bone Wars, also known as the Great Dinosaur Rush, was a period of intense and ruthlessly competitive fossil hunting and discovery during the Gilded Age of American history, marked by a heated rivalry between Edward Drinker Cope (of the Acade ...
. Curator Edward B. Daeschler is currently studying the evolution of
Devonian The Devonian ( ) is a geologic period and system of the Paleozoic era, spanning 60.3 million years from the end of the Silurian, million years ago (Mya), to the beginning of the Carboniferous, Mya. It is named after Devon, England, whe ...
tetrapod Tetrapods (; ) are four-limbed vertebrate animals constituting the superclass Tetrapoda (). It includes extant and extinct amphibians, sauropsids ( reptiles, including dinosaurs and therefore birds) and synapsids (pelycosaurs, extinct theraps ...
s. He is a co-discoverer of the transitional "fishapod" ''
Tiktaalik roseae ''Tiktaalik'' (; Inuktitut ) is a monospecific genus of extinct sarcopterygian (lobe-finned fish) from the Late Devonian Period, about 375 Mya (million years ago), having many features akin to those of tetrapods (four-legged animals). It may hav ...
'' from the Canadian Arctic and the discoverer of two tetrapods, ''
Hynerpeton ''Hynerpeton'' ( ) is an extinct genus of early four-limbed vertebrate that lived in the rivers and ponds of Pennsylvania during the Late Devonian period, around 365 to 363 million years ago. The only known species of ''Hynerpeton'' is ''H. basse ...
'' and ''
Densignathus ''Densignathus'' is an extinct genus of early stem-tetrapod from the Late Devonian of Pennsylvania in the United States. A lower jaw has been found from the Red Hill fossil site, which is known for a diversity of lobe-finned fishes and other earl ...
'' from the
Catskill Formation The Devonian Catskill Formation or the Catskill Clastic wedge is a unit of mostly terrestrial sedimentary rock found in Pennsylvania and New York. Minor marine layers exist in this thick rock unit (up to ). It is equivalent to the Hampshire For ...
in Pennsylvania.


Other collections

The Academy houses several collections of smaller size yet historical and scientific importance. The general
invertebrate Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chordate ...
collection contains about 22,600 specimens, while the
invertebrate paleontology Invertebrate paleontology (also spelled invertebrate palaeontology) is sometimes described as invertebrate paleozoology or invertebrate paleobiology. Whether it is considered to be a subfield of paleontology, paleozoology, or paleobiology, this d ...
collection contains about 105,000 lots. Both contain numerous type specimens. Generally, 21,500 specimens are gaunt, 13,500 are affiliated skins, and 1,700 are wet-preserved specimens. The Frank J. Myers Rotifer Collection is the most comprehensive collection of
rotifer The rotifers (, from the Latin , "wheel", and , "bearing"), commonly called wheel animals or wheel animalcules, make up a phylum (Rotifera ) of microscopic and near-microscopic pseudocoelomate animals. They were first described by Rev. John H ...
s on microslides. The
herpetology Herpetology (from Greek ἑρπετόν ''herpetón'', meaning "reptile" or "creeping animal") is the branch of zoology concerned with the study of amphibians (including frogs, toads, salamanders, newts, and caecilians (gymnophiona)) and rept ...
collection contains about 40,000 specimens, including more than 500 type specimens. The
mammalogy In zoology, mammalogy is the study of mammals – a class of vertebrates with characteristics such as homeothermic metabolism, fur, four-chambered hearts, and complex nervous system In biology, the nervous system is the highly complex part o ...
collection contains about 36,000 specimens and 180
holotype A holotype is a single physical example (or illustration) of an organism, known to have been used when the species (or lower-ranked taxon) was formally described. It is either the single such physical example (or illustration) or one of several ...
s. Among the naturalists and scientists associated with these collections are Timothy Conrad,
Edward Drinker Cope Edward Drinker Cope (July 28, 1840 – April 12, 1897) was an American zoologist, paleontologist, comparative anatomist, herpetologist, and ichthyologist. Born to a wealthy Quaker family, Cope distinguished himself as a child prodigy interested ...
,
Richard Harlan Richard Harlan (September 19, 1796 – September 30, 1843) was an American paleontologist, anatomist, and physician. He was the first American to devote significant time and attention to vertebrate paleontology and was one of the most importan ...
,
John Edwards Holbrook John Edwards Holbrook (December 31, 1796 – September 8, 1871) was an American zoologist, herpetologist, physician, and naturalist, born in Beaufort, South Carolina, the son of Silas Holbrook, a teacher, and Mary Edwards. Although Holbrook's memo ...
,
Henry Charles Lea Henry Charles Lea (September 19, 1825 – October 24, 1909) was an American publisher, civic activist, philanthropist and historian from Philadelphia, Pennsylvania. He took over the family publishing business from his father, Isaac Lea, and impl ...
,
Isaac Lea Isaac; grc, Ἰσαάκ, Isaák; ar, إسحٰق/إسحاق, Isḥāq; am, ይስሐቅ is one of the three patriarchs of the Israelites and an important figure in the Abrahamic religions, including Judaism, Christianity, and Islam. He was the ...
,
Joseph Leidy Joseph Mellick Leidy (September 9, 1823 – April 30, 1891) was an American paleontologist, parasitologist and anatomist. Leidy was professor of anatomy at the University of Pennsylvania, later was a professor of natural history at Swarthmore ...
,
Samuel George Morton Samuel George Morton (January 26, 1799 – May 15, 1851) was an American physician, natural scientist, and writer who argued against the single creation story of the Bible, monogenism, instead supporting a theory of multiple racial creations, poly ...
, and
Thomas Say Thomas Say (June 27, 1787 – October 10, 1834) was an American entomologist, conchologist, and Herpetology, herpetologist. His studies of insects and shells, numerous contributions to scientific journals, and scientific expeditions to Florida, Ge ...
.


Patrick Center for Environmental Research

Formerly the
Limnology Limnology ( ; from Greek λίμνη, ''limne'', "lake" and λόγος, ''logos'', "knowledge") is the study of inland aquatic ecosystems. The study of limnology includes aspects of the biological, chemical, physical, and geological characteristi ...
Department, the Patrick Center for Environmental Research focuses on applied ecology. Founded in 1947 by
Ruth Patrick Ruth (or its variants) may refer to: Places France * Château de Ruthie, castle in the commune of Aussurucq in the Pyrénées-Atlantiques département of France Switzerland * Ruth, a hamlet in Cologny United States * Ruth, Alabama * Ruth, Ark ...
, formerly of the Diatom Herbarium, it was one of the earliest U.S. environmental consulting concerns. Its attachment to the Academy led it to become the first to employ
interdisciplinary Interdisciplinarity or interdisciplinary studies involves the combination of multiple academic disciplines into one activity (e.g., a research project). It draws knowledge from several other fields like sociology, anthropology, psychology, ec ...
teams of scientists to study
freshwater Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salts and other total dissolved solids. Although the term specifically excludes seawater and brackish water, it does include ...
systems and the first to regard
biodiversity Biodiversity or biological diversity is the variety and variability of life on Earth. Biodiversity is a measure of variation at the genetic (''genetic variability''), species (''species diversity''), and ecosystem (''ecosystem diversity'') l ...
as a central criterion of
water quality Water quality refers to the chemical, physical, and biological characteristics of water based on the standards of its usage. It is most frequently used by reference to a set of standards against which compliance, generally achieved through tr ...
. Its 1948 biological survey of the Conestoga River Basin in Pennsylvania, a milestone in
environmental research Environmental science is an interdisciplinary academic field that integrates physics, biology, and geography (including ecology, chemistry, plant science, zoology, mineralogy, oceanography, limnology, soil science, geology and physical geo ...
, led to similar surveys and studies throughout much of the United States. Characteristically, these earlier projects were joint projects of the Limnology Department and private industry. Since the rise of the
environmental movement The environmental movement (sometimes referred to as the ecology movement), also including conservation and green politics, is a diverse philosophical, social, and political movement for addressing environmental issues. Environmentalists a ...
in the 1960s and 1970s and the resulting increases in governmental regulation of
water pollution Water pollution (or aquatic pollution) is the contamination of water bodies, usually as a result of human activities, so that it negatively affects its uses. Water bodies include lakes, rivers, oceans, aquifers, reservoirs and groundwater. Water ...
, the environmental assessments pioneered at the Academy are increasingly conducted by private environmental consulting firms. , much of the research at the Patrick Center is conducted with regulatory agencies and other governmental bodies, in fields such as diatom autecology,
environmental chemistry Environmental chemistry is the scientific study of the chemical and biochemical phenomena that occur in natural places. It should not be confused with green chemistry, which seeks to reduce potential pollution at its source. It can be defined as t ...
and
toxicology Toxicology is a scientific discipline, overlapping with biology, chemistry, pharmacology, and medicine, that involves the study of the adverse effects of chemical substances on living organisms and the practice of diagnosing and treating expo ...
,
habitat restoration Restoration ecology is the scientific study supporting the practice of ecological restoration, which is the practice of renewing and restoring degraded, damaged, or destroyed ecosystems and habitats in the environment by active human interrupt ...
, long-term environmental trends, species conservation, and
watershed management Watershed management is the study of the relevant characteristics of a watershed aimed at the sustainable distribution of its resources and the process of creating and implementing plans, programs and projects to sustain and enhance watershed fun ...
. Some of the work employs most of the center's expertise and capabilities, such as recent studies on the ecological effects of small dams or the ecological benefits of riparian reforestation. Other studies may involve only one or a couple of the research programs. For example, a current project sampling sediment cores in
tidal marsh A tidal marsh (also known as a type of "tidal wetland") is a marsh found along rivers, coasts and estuaries which floods and drains by the tidal movement of the adjacent estuary, sea or ocean. Tidal marshes are commonly zoned into lower marshes ( ...
es throughout the
Delaware Delaware ( ) is a state in the Mid-Atlantic region of the United States, bordering Maryland to its south and west; Pennsylvania to its north; and New Jersey and the Atlantic Ocean to its east. The state takes its name from the adjacent Del ...
Estuary An estuary is a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea. Estuaries form a transition zone between river environments and maritime environment ...
. This undertaking, possibly the most comprehensive core sampling in any estuary, relies extensively on the center's expertise in
biogeochemistry Biogeochemistry is the scientific discipline that involves the study of the chemical, physical, geological, and biological processes and reactions that govern the composition of the natural environment (including the biosphere, the cryosphere, t ...
and
phycology Phycology () is the scientific study of algae. Also known as algology, phycology is a branch of life science. Algae are important as primary producers in aquatic ecosystems. Most algae are eukaryotic, photosynthetic organisms that live in a w ...
. Once the sampling is completed, scientist will be able to investigate historical trends in marsh development,
carbon Carbon () is a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent In chemistry, the valence (US spelling) or valency (British spelling) of an element is the measure of its combining capacity with o ...
, Nitrogen cycle, nitrogen and Phosphorus cycle, phosphorus cycling,
water pollution Water pollution (or aquatic pollution) is the contamination of water bodies, usually as a result of human activities, so that it negatively affects its uses. Water bodies include lakes, rivers, oceans, aquifers, reservoirs and groundwater. Water ...
, salinity variations, and Global warming, climatic change by analysing the core's sediments, chemistry, and diatom assemblages.


Biogeochemistry

The Biogeochemistry Section of the Patrick Center is concerned with the influence of aquatic organisms on the sources, fate and transport of Environmental chemistry, chemicals in aquatic systems. Studies frequently deal with the carbon and nutrient cycling as well as those of Trace metals, trace elements (e.g., lead, copper, mercury, and zinc) and organic contaminants such as polychlorinated biphenyls (PCBs), and polycyclic aromatic hydrocarbons (PAHs). The section regularly provides water, sediment and tissue analyses for government, intergovernmental agencies, and private companies from around the country. In addition to the sediment core project mentioned above, it has recently studied the effects of small dams on sediment contaminants, photochemical transformation of marsh-derived dissolved organic matter, and sedimentation and eutrophication in salt marshes.


Ecological Modeling

The Ecosystem model, Ecological Modeling Section employs sophisticated and rigorous mathematical modelling techniques to address a variety of questions in basic and applied research. Examples include Watershed management, watershed-scale modeling and risk assessment; nonlinear Population modeling, population models structured by age, body size, or space; particle transport in Fluid dynamics, turbulent aquatic systems; and the ecology and control of Introduced species, exotic invasive plants in urban parks.


Fisheries

The Fisheries Section of the Patrick Center conducts research into the ecology, Wildlife management, conservation, and Fisheries management, management of Lotic system ecology, lotic and estuarine fishes. Studies may range from the analysis of fish tissues for contaminants, monitoring fish populations for environmental assessments, to investigating the life histories of individual species. Recent and ongoing work include, glass eel (the larvae of freshwater or American eels) recruitment in the Delaware River basin, the ecology and genetics of bridal shiner (a fish that's endangered in Pennsylvania), and the impacts of flow management (Environmental impacts of reservoirs, dam releases) in the Upper Delaware River to native and Introduced species, introduced fish populations.


Macroinvertebrates

Benthic macroinvertebrates (primarily aquatic insects, crustaceans, and mollusks) are useful for biological monitoring programs. Their varied life spans, ranging from weeks to years, are long enough to reveal intermittent and continuous pollutants, yet short enough respond to worsening or improving water quality. The Macroinvertebrate Section at the Patrick Center has extensive experience in bioassessment, biomonitoring, and inventorying of freshwater habitats throughout the United States.


Phycology

Because of their great diversity and specific ecological requirements,
algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
, particularly diatoms, make excellent Indicator species, indicators of water quality. Moreover, diatoms are readily preserved in sediments, which make them useful organisms for studying paleolimnology (the long-term trends of streams and lakes). The Phycology Section of the Patrick Center provides algal analyses for governmental and other agencies interested in both assessing
water quality Water quality refers to the chemical, physical, and biological characteristics of water based on the standards of its usage. It is most frequently used by reference to a set of standards against which compliance, generally achieved through tr ...
and long-term environmental trends. One such undertaking is the analyses of diatom assemblages in lake sediments ( sediment cores) throughout the eastern United States. This work, part of a large project managed by the United States Environmental Protection Agency, EPA, will try to establish reference (pre-human impact on the environment, anthropogenic) conditions for lakes throughout the country. In addition to these research efforts, the Phycology Section of the Patrick Center has developed a set o
online resources
for using algae in environmental research. These include an algal image database, autecology datasets for freshwater algae, algae research with the USGS National Water-Quality Assessment (NAWQA) program, and a diatom paleolimnology database.


Laboratory for Molecular Systematics and Ecology

For most of its history, biological Alpha taxonomy, taxonomy and
systematics Biological systematics is the study of the diversification of living forms, both past and present, and the relationships among living things through time. Relationships are visualized as evolutionary trees (synonyms: cladograms, phylogenetic tre ...
were conducted using Comparative anatomy, comparative morphology. In recent decades, however, advances in molecular biology and computational technologies have opened new possibilities for studying the diversity and history of life through the use of cladistics and computational phylogenetics. These technologies also offer new opportunities for molecular ecology and conservation genetics. Academy scientists have been early adapters of molecular biology techniques. Allozymes, DNA-DNA hybridization, immunoelectrophoresis, restriction site analyses of mitochondrial DNA and serology were used extensively since the late 1960s. Recent molecular work mainly employs DNA sequencing, Microsatellite (genetics), microsatellites, and AFLP (amplified fragment length polymorphism). In 2004, the Laboratory for Molecular Systematics and Ecology (LMSE) was formed as a shared, multi-user facility to improve access to and provide training for the use of molecular data in systematic and ecological research. In addition to supporting staff, the lab offers research opportunities for students and post-doctoral fellowships.


Hovsgol

The Academy's work in Mongolia started with the realization of the unique research opportunities available at Lake Khövsgöl, Lake Hovsgol (Hovsgol Nuur). This large lake and its watershed were remarkably pristine and relatively unknown, especially in comparison to its sister lake in Russia, Lake Baikal. In 1995, a multidisciplinary team of scientists from the Academy, as well as from other American institutions, Mongolia, Russia, and Japan started a multi-year study of the lake's
biodiversity Biodiversity or biological diversity is the variety and variability of life on Earth. Biodiversity is a measure of variation at the genetic (''genetic variability''), species (''species diversity''), and ecosystem (''ecosystem diversity'') l ...
, limnology, and watershed. Although this research was scientifically rewarding, it was apparent that issues concerning environmental protection and Sustainable development, sustainable economic development needed addressing. Consequently, work at Hovsgol shifted to Ecosystem ecology, ecosystem studies and capacity building. One early undertaking was the enhancement of the operational and physical infrastructure at Hovsgol National Park. Long-term ecological monitoring of several Drainage basin, tributary watersheds began in 1997 and soon the site would be adopted into the
International Long Term Ecological Research Network
Recent work at Hovsgol is focusing on the consequences of and sustainable responses to global warming, climate change. The region lies in a transitional zone between the Semiarid, semi-arid Eurasian Steppe (grasslands) to the south and the Eurasian Taiga (boreal forest) to the north. As such, it is an ideal mid-continental site at which to monitor the ecological effects of climate change. In addition, changes in livestock herding practices raise concerns about overgrazing and desertification. In response, the team at Hovsgol created and distributed a ''Herder Handbook'' and continues to conduct research and work with nomadic herders to develop sustainable practices.


Mongolian Aquatic Insect Survey

The Mongolian Aquatic Insect Survey is a multi-year
biodiversity Biodiversity or biological diversity is the variety and variability of life on Earth. Biodiversity is a measure of variation at the genetic (''genetic variability''), species (''species diversity''), and ecosystem (''ecosystem diversity'') l ...
survey, Water quality, environmental monitoring and capacity building project managed by Jon Gelhaus of the Academy's #Entomology, Entomology Department. A total of 217 sites from the Selenge River Basin, the most populous and most extensive drainage in Mongolia, were surveyed from 2003 to 2006. Most of these sites are in rivers or streams, but some are in freshwater and saltwater lakes, hot and cold springs, and marsh wetlands. Additional sites from the remote drainage systems in western Mongolia will be sampled in 2008. The survey has yielded numerous new species and hundreds of geographic records for known aquatic insects, provided an extensive dataset for ongoing environmental monitoring, and has helped develop research and technical infrastructures in Mongolia. This capacity building includes, in collaboration with the Institute of Meteorology and Hydrology, the building of the first research laboratory in Mongolia dedicated to the study of aquatic invertebrates. It also includes training of Mongolian scientists and students.


Center for Environmental Policy

The Center for Environmental Policy informs and engages various constituents, promotes solutions, and builds public and professional awareness on important environmental topics. Much of its activities focus on public programs and working groups. The center hosts or participates in a number of public programs that are free and open to the public. Urban Sustainability Forums feature panels of local and national experts discussing environmental and sustainability topics as they relate to the Philadelphia region. Town Square, which may feature a panel or an individual, addresses a variety of topics relating to the environment or public science. The center also hosts candidate forums, conferences and workshops. The center acts as a logistical hub for a number of Working Groups organized around sustainability issues. Currently active groups include one for condominium and building co-op owners, a network of faith-based environmental groups, and a forum of senior executives in the private sector.


Ewell Sale Stewart Library

The Library and Archives were established at the Academy's founding meeting in 1812 for the purpose of supporting its natural science research. The library provides online access, services, collections, imaging, and shared resources with other libraries. The library houses nearly 200,000 volumes ranging from works published in the 16th century to current journals and books. Its holdings also include illustrated works from as early as the 15th century, including Conrad Gessner, Konrad Gessner's ''Historia animalium'', Maria Sibylla Merian's ''Insects of Surinam'', Edward Lear's ''Psittacidae or Parrots'', and a double elephant folio of
John James Audubon John James Audubon (born Jean-Jacques Rabin; April 26, 1785 – January 27, 1851) was an American self-trained artist, naturalist, and ornithologist. His combined interests in art and ornithology turned into a plan to make a complete pictoria ...
's ''Birds of America (book), The Birds of America''.


Scientific publications

The ''Journal of the Academy of Natural Sciences'' was the first peer-reviewed publication in the United States devoted to the natural sciences. The first volume was published in 1817. By 1842, it had been superseded by the ''Proceedings of the Academy of Natural Sciences''. The ''Proceedings'' have been published continuously since 1841. The ''Journal'' was reborn in 1847 as a larger-format publication that could accommodate longer articles and monographs. The last volume was issued in 1918. The Academy publishes three other series. The occasional series ''Notulae Naturae'' began in 1939 as a means to quickly publish short items, usually not longer than 16 pages on subject areas such as zoology, botany, ecology, geology and paleontology. The ''Monographs'' series, which began in 1935, is composed principally of larger systematic reviews of selected taxonomic groups. The ''Special Publications'' series, begun in 1922, includes works such as biography, taxonomy, historical reviews, and collections surveys.


VIREO

VIREO (VIsual REsource for Ornithology) is the most comprehensive collection of bird Stock photography, images in the world. Started in 1979, the collection contains over 180,000 photographs representing over 7,300 species. The collection contains work by some of the world's most talented photographers. VIREO licenses bird images for a wide variety of commercial and non-profit uses.


Exhibits and public programs


Public exhibits

The Academy first opened its collections to the public in 1828. The popularity of its exhibits soared in 1868 with the debut of the world's first mounted dinosaur skeleton, ''
Hadrosaurus ''Hadrosaurus'' (; ) is a genus of hadrosaurid ornithopod dinosaurs that lived in North America during the Late Cretaceous Period in what is now the Woodbury Formation about 80 million to 78 million years ago. The holotype specimen was found in f ...
''. In fact, the size of the crowds flocking to this display prompted the Academy to relocate to its present-and roomier-location in 1876.


Collections and the public

As with most museums in the 19th century, there was little separation of the Academy's collections, which were vital to scientific work, and the public spaces. Not only did this subject the collections to extra wear and tear, but visitors were typically confronted with a bewildering assemblage of specimens with little in the way of supplemental information. Over time, however, museums such as the Academy started to showcase their more popular specimens while sequestering the bulk of the collections. In addition, they spent more effort interpreting their public displays. Museums started to play a more active role in educating the public.


Dioramas

One expression of this transformation was the rise of that icon of natural history museums, the diorama. These three-dimensional displays were the virtual reality of their time, providing generations of museum visitors with their only opportunity to experience distant places and exotic wildlife. In 1929 program coordinator Harold T. Green created The Academy's first diorama, depicting Mountain goat, rocky mountain goats. Green's work was at first controversial amongst The Academy's staff, due to both the cost and accusations of sensationalism, but proved popular amongst the public. In 1935, the Works Progress Administration began providing artists to help work on the dioramas, fueling the exhibits' continued expansion. By presenting the wilderness to the public, dioramas nurtured an appreciation of our natural heritage, which, coincided with the growth of the Conservation movement, Conservation Movement in the United States. The Academy currently has 37 dioramas, most of which were installed in the 1930s and 1940s. They feature a variety of animals from Africa, Asia, and North America. Some of these, such as the Reindeer, caribou, lion, and plains zebra are familiar and relatively common, but others, such as the Desert Bighorn Sheep, desert bighorn, kiang, Kodiak bear, panda, and passenger pigeon, are threatened, Endangered species, endangered, or Extinction, extinct. In 2018, under the management of Drexel University, The Academy undertook a high profile series of renovations on some of the older dioramas. These renovations were meant to increase the scientific accuracy of the displays and improve their aesthetics.


Dinosaurs

Another icon of natural history museums is the dinosaur skeleton. The first of these, the ''
Hadrosaurus ''Hadrosaurus'' (; ) is a genus of hadrosaurid ornithopod dinosaurs that lived in North America during the Late Cretaceous Period in what is now the Woodbury Formation about 80 million to 78 million years ago. The holotype specimen was found in f ...
'' mount created by noted natural history artist Benjamin Waterhouse Hawkins, made its debut at the Academy in 1868. ''Hadrosaurus'' mounts also found their way into other public venues, including Princeton University, the Royal Museum, Royal Scottish Museum, the Smithsonian Institution, Smithsonian, and the Centennial Exposition, 1876 American Centennial Exposition. A special exhibit on the history of ''Hadrosaurus foulkii'' ran from November 22, 2008 to April 19, 2009. A skeletal mount of a related dinosaur, ''Corythosaurus'', served as the centerpiece of the Academy's "Hall of Earth History" during the middle of the 20th century. In 1986, the Academy opened a new exhibit, "Discovering Dinosaurs." This was the first large-scale exhibit to incorporate the findings of the "dinosaur renaissance." Instead of cold-blooded and lumbering reptiles, dinosaurs were conceived as active-and possibly warm-blooded-animals more akin to birds than reptiles. In 1979, another type of dinosaur was the subject of an exhibition at the academy when it featured Jim Gary, Jim Gary's Twentieth Century Dinosaurs and found that it was an enormous success with the public. This unconventional exhibition for a museum of science that featured contemporary sculpture, which focused upon the subjects of intense scientific inquiry, began a trend among its peer institutions, who then began to invite Gary and several other artists who specialized in scientific topics and subjects to museums that always had shied away from anything identified as "contemporary art" as exhibitions.


Other exhibits

In 1979, the academy also opened "Outside-In", a hands-on children's nature museum. In 1995, it pioneered the hands-on simulation of a dinosaur dig, with its "The Big Dig." Other permanent exhibits include "Butterflies!", a live butterfly zoo, and "Science at the Academy", which showcases current Academy research. The museum also has special, changing exhibits. Recent changing exhibits include "Amazon Voyage: Vicious Fishes and Other Riches", "Frogs: a Chorus of Colors", "The Lewis and Clark Bicentennial Exhibition", and "The Scoop on Poop: The Science of What Animals Leave Behind."


Public programs


Festivals

Four weekend festivals organized around scientific disciplines, are held during the year. Paleopalooza, held in mid-February, features fossil collections and talks by leading paleontologists. Earth Day Festival, held in mid-April, features scientists from the Academy's Patrick Center for Environmental Research. Bug Fest, held in mid August, features entomologists, insect collections and live insects. The Philadelphia Shell Show, held in mid-October, features an international shell market and competitive shell displays.


Programs for adults

The Academy began offering lectures to the public as early as the 1820s. Current offerings include natural history author talks, lectures by scientists, workshops and classes. In addition, the Center for Environmental Policy produces public programs on environmental issues.


Programs for families and children

Since its Nature Club in the 1930s, the Academy has offered programming just for children. Several programs appropriate for different age groups are currently offered. Safari Overnight sleepovers (camp-ins) are held on selected weekends during Fall, Winter, and Spring. Scouts BSA (Boy Scouts of America), Boy Scouts and Girl Guiding and Girl Scouting, Girl Scouts can participate in day workshops and sleepovers to fulfill badge and pin requirements. Tiny Tot Explorers is a program for toddlers. A new series of Family Workshops designed for both adults and children was launched in early 2010. "Wild Weekends", held on selected weekends throughout the year, offer a variety of children's programs, including hands-on exploration of museum specimens, crafts and live animal shows with mammals, birds and reptiles. Live animal shows are also presented at regular times on other days and featured prominently in the educational programs.


Educational programs


Field trips and outreach

Field trips to the Academy are available throughout the year for schools, summer camps and other groups. Optional directed programs include Discovery Lessons for younger age groups (pre-K and higher) and Science Explorers for older children (grades 7 through 9). "Academy on the Go" is an educational outreach program that visits schools, camps, and community centers.


Women in Natural Sciences

WINS (Women in Natural Sciences) is an innovative and successful science enrichment program conducted by The Academy of Natural Sciences in collaboration with the School District of Philadelphia. Since its founding in 1982, WINS has been providing female public school students with hands-on science classes, scientific literacy and skill-building activities, and opportunities for personal growth in a uniquely nurturing setting.


Other programs

Academy Explorers Camp is a day camp program offered during Spring Break and the Summer. The George Washington Carver Science Fair is held in February or March. Science fair participants are eligible for the George Washington Carver Scholars summer program, which is also held at the Academy. Educator workshops are held throughout the year. The most recent series covered the integration of science and literacy skills. Self-guided workbooks tailored for younger children are available for some of the museum exhibits.


Awards and research opportunities


Hayden Memorial Geological Award

The Hayden Memorial Geological Award is given to prominent scientists working in geology or paleontology. It was established in 1888 in memory of
Ferdinand V. Hayden Ferdinand Vandeveer Hayden (September 7, 1829 – December 22, 1887) was an American geologist noted for his pioneering surveying expeditions of the Rocky Mountains in the late 19th century. He was also a physician who served with the Union Ar ...
, a distinguished American geologist and pioneering surveyor of the American West who had extensive ties to the Academy.


Gold Medal for Distinction in Natural History Art

Established in 1980, the Gold Medal for Distinction in Natural History Art is awarded to people whose artistic endeavors and life's work have contributed to our understanding and appreciation of living things. The recipients are: * 1980: Roger Tory Peterson * 1981: Ansel Adams * 1982: Sir Peter Scott * 1983: Eliot Porter * 1984: Peter Matthiessen * 1987: BBC Natural History Unit * 1992: William T. Cooper, William Cooper * 1995: Guy Tudor * 2005: John McPhee * 2007: Ray Troll * 2012: James Prosek


Richard Hopper Day Memorial Medal

The Richard Hopper Day Memorial Medal, established in 1960 by his granddaughter, Margaret Day Dilks, is awarded in recognition of outstanding contributions in interpreting the natural sciences to the public. , the recipients are: * 1960: Jacques Piccard, Lawrence A. Shumaker, Don Walsh, Andreas Rechnitzer * 1964: Louis Leakey, L. S. B. Leakey * 1966: Bradford Washburn, H. Bradford Washburn * 1967: Charles A. Berry * 1969:
Ruth Patrick Ruth (or its variants) may refer to: Places France * Château de Ruthie, castle in the commune of Aussurucq in the Pyrénées-Atlantiques département of France Switzerland * Ruth, a hamlet in Cologny United States * Ruth, Alabama * Ruth, Ark ...
* 1973: Harrison Schmitt, Harrison H. Schmitt * 1979: Stan Waterman, Stanton A. Waterman * 1980: Crawford Greenewalt, Crawford H. Greenewalt * 1983: David Attenborough * 1985: Lewis Thomas * 1988: Gerald Durrell * 1991: Robert McCracken Peck * 1997: Stephen E. Ambrose, Stephen Ambrose * 2000: Thomas Lovejoy * 2004: Sylvia Earle * 2010: Scott Weidensaul


Joseph Leidy Award

The Joseph Leidy Award honors research in the natural sciences. It was established in 1923 as a tribute to the many contributions and long association of
Joseph Leidy Joseph Mellick Leidy (September 9, 1823 – April 30, 1891) was an American paleontologist, parasitologist and anatomist. Leidy was professor of anatomy at the University of Pennsylvania, later was a professor of natural history at Swarthmore ...
with the Academy.


Endowments and fellowships

The Böhlke Memorial Endowment Fund honors the memory of James E. Böhlke and Eugenia B. Böhlke who were prominent ichthyologists at the Academy. This fund provides support for graduate students and recent postdoctoral researchers to work with the Ichthyology Collection and the Academy's Library. The John J. & Anna H. Gallagher Fellowship provides a unique opportunity for original, multi-year, postdoctoral or sabbatical research on the systematics of microscopic invertebrates, especially Rotifera. The research focus must be on systematics and may employ ecological, behavioral, physiological, molecular or developmental tools. Jessup and McHenry Awards are competitively awarded to students wishing to conduct studies at the postgraduate, doctoral and postdoctoral levels under the supervision or sponsorship of a member of the curatorial staff of the Academy. The Jessup Award is given for any specialty in which our curators have expertise. The McHenry Fund is restricted to botanists. The Eckelberry Endowment helps support the efforts of wildlife painters, sculptors, printmakers, and other artists to better acquaint themselves with the natural world through both museum and field research. In addition, artistic and scientific mentors counsel and assist these artists as their careers develop. One grant will be given each year. Research Experiences for Undergraduates, Research Experience for Undergraduates (REU), a program of the National Science Foundation, provides summer research experience for students attending colleges and universities. Each summer the Academy offers five to ten separate research projects which can include collections, field, imaging and/or lab work. The projects vary but typically include environmental, library collections, and/or systematics research.


See also

* Academy Glacier (Greenland) *
American Philosophical Society The American Philosophical Society (APS), founded in 1743 in Philadelphia, is a scholarly organization that promotes knowledge in the sciences and humanities through research, professional meetings, publications, library resources, and communit ...
: The first "learned society" in the Americas, and an important scientific and cultural institution in Philadelphia. *
Drexel University Drexel University is a private research university with its main campus in Philadelphia, Pennsylvania. Drexel's undergraduate school was founded in 1891 by Anthony J. Drexel, a financier and philanthropist. Founded as Drexel Institute of Art, S ...
: The Philadelphia-based university with which the Academy is now affiliated. * Franklin Institute: Another Philadelphia science museum. * Library Company of Philadelphia: The "mother of all subscription libraries", the Library Company was founded in 1731. * Museum of Natural History, Listing of natural history museums * Logan Circle (Philadelphia), Logan Square: A landmark adjacent to the Academy that contains the Swann Memorial Fountain. * Please Touch Museum, a children's museum that was housed within the Academy before moving in 1981. * Wagner Free Institute of Science: A museum of a museum (a Victorian era Natural History museum) located in Philadelphia. *
Witmer Stone Witmer Stone (September 22, 1866 – May 24, 1939) was an American ornithologist, botanist, and mammalogist, and was considered one of the last of the “great naturalists.” Stone is remembered principally as an ornithologist. He was president ...


References


Citations


General bibliography

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External links

*
Academy of Natural Sciences of Drexel University on Google Cultural Institute

"Hall of the Academy of Natural Sciences, 1860"
* {{DEFAULTSORT:Academy Of Natural Sciences Of Drexel University 1812 establishments in Pennsylvania Biological research institutes in the United States Botanical research institutes Dinosaur museums in the United States Drexel University Institutions accredited by the American Alliance of Museums Logan Square, Philadelphia Museums in Philadelphia Natural history museums in Pennsylvania Organizations based in Philadelphia Organizations established in 1812 Paleontology in Pennsylvania Shell museums Zoology organizations Research institutes in Pennsylvania