The chuck-will's-widow (''Antrostomus carolinensis'') is a nocturnal

bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...

of the

nightjar Nightjars are medium-sized nocturnal or crepuscular birds in the family Caprimulgidae and order Caprimulgiformes, characterised by long wings, short legs, and very short bills. They are sometimes called goatsuckers, due to the ancient folk ta ...

family Caprimulgidae. It is mostly found in the

southeastern United States The Southeastern United States, also referred to as the American Southeast or simply the Southeast, is a geographical region of the United States. It is located broadly on the eastern portion of the southern United States and the southern por ...

(with

disjunct population In biology, a taxon with a disjunct distribution is one that has two or more groups that are related but considerably separated from each other geographically. The causes are varied and might demonstrate either the expansion or contraction of a s ...

s in

Long Island, New York Long Island is a densely populated island in the southeastern region of the U.S. state of 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 18th ...

Ontario, Canada Ontario ( ; ) is one of the thirteen provinces and territories of Canada.Ontario is located in the geographic eastern half of Canada, but it has historically and politically been considered to be part of Central Canada. Located in Central C ...

and

Cape Cod Cape Cod is a peninsula extending into the Atlantic Ocean from the southeastern corner of mainland Massachusetts, in the northeastern United States. Its historic, maritime character and ample beaches attract heavy tourism during the summer mont ...

Massachusetts Massachusetts (Massachusett language, Massachusett: ''Muhsachuweesut assachusett writing systems, məhswatʃəwiːsət'' English: , ), officially the Commonwealth of Massachusetts, is the most populous U.S. state, state in the New England ...

) near swamps, rocky uplands, and pine woods. It migrates to the

West Indies The West Indies is a subregion of North America, surrounded by the North Atlantic Ocean and the Caribbean Sea that includes 13 independent island countries and 18 dependencies and other territories in three major archipelagos: the Greater A ...

Central America Central America ( es, América Central or ) is a subregion of the Americas. Its boundaries are defined as bordering the United States to the north, Colombia to the south, the Caribbean Sea to the east, and the Pacific Ocean to the west. ...

, and northwestern

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...

Taxonomy

The chuck-will's-widow was formally described in 1789 by the German naturalist

Johann Friedrich Gmelin , fields = , workplaces = University of GöttingenUniversity of Tübingen , alma_mater = University of Tübingen , doctoral_advisor = Philipp Friedrich GmelinFerdinand Christoph Oetinger , academic_advisors = , doctora ...

in his revised and expanded edition of

Carl Linnaeus Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his ennoblement in 1761 as Carl von Linné Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, the ...

's ''

Systema Naturae ' (originally in Latin written ' with the ligature æ) is one of the major works of the Swedish botanist, zoologist and physician Carl Linnaeus (1707–1778) and introduced the Linnaean taxonomy. Although the system, now known as binomial nomen ...

''. He placed it with all the other nightjars in the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

Caprimulgus ''Caprimulgus'' is a large and very widespread genus of nightjars, medium-sized nocturnal birds with long pointed wings, short legs and short bills. ''Caprimulgus'' is derived from the Latin ''capra'', "nanny goat", and ''mulgere'', "to milk", re ...

'' and coined the

binomial name In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

''Caprimulgus carolinensis''. Gmelin based his description on those of earlier authors including the "Goat-sucker of Carolina" that had been described and illustrated by the English naturalist

Mark Catesby Mark Catesby (24 March 1683 – 23 December 1749) was an English naturalist who studied the flora and fauna of the New World. Between 1729 and 1747 Catesby published his ''Natural History of Carolina, Florida and the Bahama Islands'', the fi ...

in his ''The Natural History of Carolina, Florida and the Bahama Islands '' that was published between 1729 and 1732. Chuck-will's-widow is now placed with 11 other species in the genus ''

Antrostomus ''Antrostomus'' is a genus of nightjars formerly included in the genus '' Caprimulgus''. They are medium-sized nocturnal birds with long pointed wings, short legs and short bills. ''Antrostomus'' nightjars are found in the New World, and like ...

'' that was erected by the French naturalist Charles Bonaparte in 1838. The generic name combines the

Ancient Greek Ancient Greek includes the forms of the Greek language used in ancient Greece and the ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Dark Ages (), the Archaic peri ...

''antron'' meaning "cavern" and ''stoma'' meaning "mouth". The specific epithet ''carolinensis'' is from the toponym Carolina. The type locality is

South Carolina )''Animis opibusque parati'' ( for, , Latin, Prepared in mind and resources, links=no) , anthem = " Carolina";" South Carolina On My Mind" , Former = Province of South Carolina , seat = Columbia , LargestCity = Charleston , LargestMetro = ...

. The species is

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

: no

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

are recognised. The common English name "chuck-will's-widow " is an onomatopoeia from the bird's song. Alternative names include "chuckwuts-widow" and "chip-fell-out-of-a-oak". This bird is sometimes confused with the better-known

whippoorwill The eastern whip-poor-will (''Antrostomus vociferus'') is a medium-sized (22–27 cm; 8.7-10.6 ins.) bird within the nightjar family, Caprimulgidae, from North America. The whip-poor-will is commonly heard within its range, but less o ...

(''Antrostomus vociferus''), because of their similar calls and unusual names. Though rather closely related, they are two distinct

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

Description

The chuck-will's-widow has a short bill and a long tail typical of the nightjars. It has mottled brownish underparts, a buff throat, reddish-brown feathers lined with black, and brown and white patterning on head and chest. Males have patches of white on their outer tail feathers. It is the largest nightjar in North America. In length, it ranges from . The wingspan can range from . The body mass of the species is from . Among standard measurements, the wing chord is , the tail is , the

bill Bill(s) may refer to: Common meanings * Banknote, paper cash (especially in the United States) * Bill (law), a proposed law put before a legislature * Invoice, commercial document issued by a seller to a buyer * Bill, a bird or animal's beak Plac ...

is and the tarsus is . The repetitive song is often heard at night. It consists of a series of calls with a vibrating middle note between two shorter notes, not much shifting in pitch. It is slower, lower-pitched and less piercing than the song of the whip-poor-will.

Behavior and ecology

Diet

It eats primarily

insect Insects (from Latin ') are pancrustacean hexapod invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body ( head, thorax and abdomen), three pairs ...

s, particularly those active at night such as

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

beetle Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 describ ...

s, and winged

ant Ants are eusocial insects of the family Formicidae and, along with the related wasps and bees, belong to the order Hymenoptera. Ants evolved from vespoid wasp ancestors in the Cretaceous period. More than 13,800 of an estimated total of 22 ...

s. It will also eat small birds and

bat Bats are mammals of the order Chiroptera.''cheir'', "hand" and πτερόν''pteron'', "wing". With their forelimbs adapted as wings, they are the only mammals capable of true and sustained flight. Bats are more agile in flight than most ...

s, swallowing them whole.

Breeding

The eggs are laid on patches of dead leaves on the ground. They are pink with spots of brown and lavender and are incubated by the female.

Gallery

File:Chuck-will's-widow eggs RWD.jpg, Eggs on leaves File:Chuck-will's-widow RWD6.jpg, Camouflaged female on nest File:Chuck-will's-widow RWD5.jpg, Mimicking a Cottonmouth snake File:Chuck-will's-widow RWD2.jpg, Perched on a branch File:Chuck-will's-widow RWD3.jpg, Perched on a branch File:Caprimulgus carolinensisDF28N01B.jpg, Adult male (upper right) and female (lower left) File: Chuck-will’s-widow_Tex.jpg, South Padre Island - Texas

References

Sources

External links

audubon.org

– USGS Patuxent Bird Identification InfoCenter

– Cornell Lab of Ornithology
Chuck-will's-widow Bird Sound
{{Taxonbar, from=Q1262147 Antrostomus Nightjars Birds of the United States Birds of Hispaniola Birds of the Dominican Republic

Chuck-will's-widow The chuck-will's-widow (''Antrostomus carolinensis'') is a nocturnal bird of the nightjar family Caprimulgidae. It is mostly found in the southeastern United States (with disjunct populations in Long Island, New York, Ontario, Canada and Cape C ...

Birds described in 1789 Taxa named by Johann Friedrich Gmelin