Cox's Sandpiper
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Cox's Sandpiper
Cox's sandpiper (''Calidris'' × ''paramelanotos'') is a hybrid between a male pectoral sandpiper (''Calidris melanotos'') and a female curlew sandpiper (''Calidris ferruginea''). First discovered in Australia in the 1950s, it was originally described as a species new to science and named after Australian ornithologist John B. Cox. However, it was later found to be a hybrid. Most if not all birds found to date are males, in accord with Haldane's rule. Discovery and naming The first Cox's sandpiper was recorded in Australia in 1955. Observers initially identified the birds as dunlins (''Calidris alpina''), but as additional birds were discovered — particularly in the period between 1968 and 1975 — doubts were cast on the initial identifications. By 1986, at least 20 such birds had been observed along the continent's southern and eastern coasts, though no consensus existed about their identity; among the theories postulated were that the birds were aberrant individuals or a pr ...
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Animal
Animals are multicellular, eukaryotic organisms in the Kingdom (biology), biological kingdom Animalia. With few exceptions, animals Heterotroph, consume organic material, Cellular respiration#Aerobic respiration, breathe oxygen, are Motility, able to move, can Sexual reproduction, reproduce sexually, and go through an ontogenetic stage in which their body consists of a hollow sphere of Cell (biology), cells, the blastula, during Embryogenesis, embryonic development. Over 1.5 million Extant taxon, living animal species have been Species description, described—of which around 1 million are Insecta, insects—but it has been estimated there are over 7 million animal species in total. Animals range in length from to . They have Ecology, complex interactions with each other and their environments, forming intricate food webs. The scientific study of animals is known as zoology. Most living animal species are in Bilateria, a clade whose members have a Symmetry in biology#Bilate ...
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American Museum Of Natural History
The American Museum of Natural History (abbreviated as AMNH) is a natural history museum on the Upper West Side of Manhattan in New York City. In Theodore Roosevelt Park, across the street from Central Park, the museum complex comprises 26 interconnected buildings housing 45 permanent exhibition halls, in addition to a planetarium and a library. The museum collections contain over 34 million specimens of plants, animals, fossils, minerals, rocks, meteorites, human remains, and human cultural artifacts, as well as specialized collections for frozen tissue and genomic and astrophysical data, of which only a small fraction can be displayed at any given time. The museum occupies more than . AMNH has a full-time scientific staff of 225, sponsors over 120 special field expeditions each year, and averages about five million visits annually. The AMNH is a private 501(c)(3) organization. Its mission statement is: "To discover, interpret, and disseminate—through scientific research and ...
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New York (state)
New York, officially the State of New York, is a state in the Northeastern United States. It is often called New York State to distinguish it from its largest city, New York City. With a total area of , New York is the 27th-largest U.S. state by area. With 20.2 million people, it is the fourth-most-populous state in the United States as of 2021, with approximately 44% living in New York City, including 25% of the state's population within Brooklyn and Queens, and another 15% on the remainder of Long Island, the most populous island in the United States. The state is bordered by New Jersey and Pennsylvania to the south, and Connecticut, Massachusetts, and Vermont to the east; it has a maritime border with Rhode Island, east of Long Island, as well as an international border with the Canadian provinces of Quebec to the north and Ontario to the northwest. New York City (NYC) is the most populous city in the United States, and around two-thirds of the state's popul ...
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Long Island
Long Island is a densely populated island in the southeastern region of the U.S. state of New York (state), New York, part of the New York metropolitan area. With over 8 million people, Long Island is the most populous island in the United States and the List of islands by population, 18th-most populous in the world. The island begins at New York Harbor approximately east of Manhattan Island and extends eastward about into the Atlantic Ocean and 23 miles wide at its most distant points. The island comprises four List of counties in New York, counties: Kings and Queens counties (the New York City Borough (New York City), boroughs of Brooklyn and Queens, respectively) and Nassau County, New York, Nassau County share the western third of the island, while Suffolk County, New York, Suffolk County occupies the eastern two thirds of the island. More than half of New York City's residents (58.4%) lived on Long Island as of 2020, in Brooklyn and in Queens. Culturally, many people in t ...
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Spencer Fullerton Baird
Spencer Fullerton Baird (; February 3, 1823 – August 19, 1887) was an American naturalist, ornithologist, ichthyologist, Herpetology, herpetologist, and museum curator. Baird was the first curator to be named at the Smithsonian Institution. He eventually served as assistant Secretary of the Smithsonian from 1850 to 1878, and as Secretary from 1878 until 1887. He was dedicated to expanding the natural history collections of the Smithsonian which he increased from 6,000 specimens in 1850 to over 2 million by the time of his death. He published over 1,000 works during his lifetime. Early life and education Spencer Fullerton Baird was born in Reading, Pennsylvania in 1823. His mother was a member of the prominent Philadelphia Biddle family; he was a nephew of Speaker of the Pennsylvania Senate Charles B. Penrose and a first cousin, once removed, of U.S. Senator Boies Penrose and his distinguished brothers, R. A. F. Penrose Jr., Richard, Spencer Penrose, Spencer, and Charles Bingham ...
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Birding World
''Birding World'' was a monthly birding magazine published in the United Kingdom. It was the magazine of the Bird Information Service, based at Cley next the Sea, Norfolk. With the publication of issue No. 26/12 in January 2014, ''Birding World'' magazine ceased publication. History and profile Originally published in 1987 as ''Twitching'' volume 1, the magazine underwent a name-change to this name, in 1988 (also resetting its volume count back to 1). The editor was Steve Gantlett, and the assistant editor Richard Millington. It was aimed at birders with an interest in the occurrence and identification of rare birds in the United Kingdom and the Western Palearctic. It also covered birding-related material from around the globe. The range of material published included: * papers on bird identification, often including proposed new identification characters for difficult groups of taxa * news articles on rare birds in Britain and elsewhere in the Western Palearctic Significant a ...
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American Birds
American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, people who self-identify their ancestry as "American" ** American English, the set of varieties of the English language native to the United States ** Native Americans in the United States, indigenous peoples of the United States * American, something of, from, or related to the Americas, also known as "America" ** Indigenous peoples of the Americas * American (word), for analysis and history of the meanings in various contexts Organizations * American Airlines, U.S.-based airline headquartered in Fort Worth, Texas * American Athletic Conference, an American college athletic conference * American Recordings (record label), a record label previously known as Def American * American University, in Washington, D.C. Sports teams Soccer * ...
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Twitching (magazine)
''Birding World'' was a monthly birding magazine published in the United Kingdom. It was the magazine of the Bird Information Service, based at Cley next the Sea, Norfolk. With the publication of issue No. 26/12 in January 2014, ''Birding World'' magazine ceased publication. History and profile Originally published in 1987 as ''Twitching'' volume 1, the magazine underwent a name-change to this name, in 1988 (also resetting its volume count back to 1). The editor was Steve Gantlett, and the assistant editor Richard Millington. It was aimed at birders with an interest in the occurrence and identification of rare birds in the United Kingdom and the Western Palearctic. It also covered birding-related material from around the globe. The range of material published included: * papers on bird identification, often including proposed new identification characters for difficult groups of taxa * news articles on rare birds in Britain and elsewhere in the Western Palearctic Significant ...
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Massachusetts
Massachusetts (Massachusett language, Massachusett: ''Muhsachuweesut [Massachusett writing systems, məhswatʃəwiːsət],'' English: , ), officially the Commonwealth of Massachusetts, is the most populous U.S. state, state in the New England region of the Northeastern United States. It borders on the Atlantic Ocean and Gulf of Maine to the east, Connecticut and Rhode Island to the south, New Hampshire and Vermont to the north, and New York (state), New York to the west. The state's capital and List of municipalities in Massachusetts, most populous city, as well as its cultural and financial center, is Boston. Massachusetts is also home to the urban area, urban core of Greater Boston, the largest metropolitan area in New England and a region profoundly influential upon American History of the United States, history, academia, and the Economy of the United States, research economy. Originally dependent on agriculture, fishing, and trade. Massachusetts was transformed into a manuf ...
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Plumage
Plumage ( "feather") is a layer of feathers that covers a bird and the pattern, colour, and arrangement of those feathers. The pattern and colours of plumage differ between species and subspecies and may vary with age classes. Within species, there can be different colour morphs. The placement of feathers on a bird is not haphazard, but rather emerge in organized, overlapping rows and groups, and these are known by standardized names. Most birds moult twice a year, resulting in a breeding or ''nuptial plumage'' and a ''basic plumage''. Many ducks and some other species such as the red junglefowl have males wearing a bright nuptial plumage while breeding and a drab ''eclipse plumage'' for some months afterward. The painted bunting's juveniles have two inserted moults in their first autumn, each yielding plumage like an adult female. The first starts a few days after fledging replacing the ''juvenile plumage'' with an ''auxiliary formative plumage''; the second a month or so l ...
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Sharp-tailed Sandpiper
The sharp-tailed sandpiper (''Calidris acuminata'') (but see below) is a small wader. Taxonomy A review of data has indicated that this bird should perhaps better be placed into the genus ''Philomachus'' – as ''P. acuminatus'' – which now contains only the ruff but if the sharp-tailed sandpiper is merged into it would need to accommodate the broad-billed sandpiper. While the latter is a peculiar calidrid, the sharp-tailed sandpiper is much more similar to other ''Calidris''/''Erolia'' species such as the pectoral sandpiper. On the one hand, its larger size and long-legged stance, and the breast pattern which gradually fades away on the belly as in the ruff instead of having a fairly sharp border as in the ''Calidris''/''Erolia'' stints indicate that placement in ''Philomachus'' may be correct. Still, it is just as possible that – given the fairly common instances of hybridization in calidrines – mitochondrial DNA data has given a false picture of this species' true af ...
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Helm Identification Guides
The ''Helm Identification Guides'' are a series of books that identify groups of birds. The series include two types of guides, those that are: * Taxonomic, dealing with a particular family of birds on a worldwide scale—most early Helm Guides were this type, as well as many more-recent ones, although some later books deal with identification of such groups on a regional scale only (e.g., ''The Gulls Guide,'' which covers only species in Europe, Asia, and North America) * Geographic, including all bird species in an area (e.g., ''The Birds of the West Indies'') Early volumes were sometimes published under the Croom Helm or Christopher Helm imprints. In addition, a parallel set of guides, very similar in design, was published by Pica Press in the 1990s (marked ''Pica'' in the list below); Pica was later absorbed into A & C Black (now part of Bloomsbury Publishing Plc), and all guides are now marketed as a single series. Several of the books have won the British Birds ''Bird B ...
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