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The turkey vulture (Cathartes aura) is the most widespread of the New World vultures. [2] One of three species in the genus Cathartes of the family Cathartidae, the turkey vulture ranges from southern Canada to the southernmost tip of South America. It inhabits a variety of open and semi-open areas, including subtropical forests, shrublands ...
The lesser yellow-headed vulture was first described in 1845 by John Cassin. [4] It is sometimes recognized as having two subspecies. The first, Cathartes burrovianus urubitinga, described by Austrian ornithologist August von Pelzeln in 1851, is the larger of the two and is found from Argentina north to Colombia, while the nominate subspecies, Cathartes burrovianus burrovianus, is smaller and ...
Cathartes Illiger, 1811: Turkey vulture Cathartes aura: Throughout the Americas to southern Canada Least concern: Lesser yellow-headed vulture Cathartes burrovianus: South America and north to Mexico 500,000-4,999,999 [21] mature individuals Least concern: Greater yellow-headed vulture Cathartes melambrotus: Amazon Basin of tropical South ...
Species C. aura (Linnaeus, 1758); C. burrovianus Cassin, 1845; C. melambrotus Wetmore, 1964; Approximate distribution of the genus Cathartes.Green indicates that at least one species is resident year-round and yellow shows areas where one species, the turkey vulture, is a summer-only breeding visitor.
Lesser yellow-headed vultures [6] (Cathartes burrovianus), are large,slender black vultures. They typically have two-toned wings as well, yet there can be some yellow coloring on their heads. Wingtips go beyond the tip of their tail. Length of 53–65 cm, wingspan 150–165 cm, and weight 0.9-1.6 kg.
The generic name is composed of Cathartes, the New World vulture genus and -saura, feminine declination of the Greek term sauros, "lizard".It also implies the juxtaposition of the components of the scientific name of the turkey vulture, Cathartes aura, whose Spanish name, "buitre", named the locality where the fossil was found due to the abundance of such birds there.
The black vulture locates food either by sight or by following New World vultures of the genus Cathartes to carcasses. [54] These vultures—the turkey vulture, the lesser yellow-headed vulture, and the greater yellow-headed vulture—forage by detecting the scent of ethyl mercaptan, a gas produced by the beginnings of decay in dead animals. [55]
The king vulture has, relative to its size, the largest skull and braincase, and strongest bill, of the New World vultures. [19] This bill has a hooked tip and a sharp cutting edge. [7] The bird has broad wings and a short, broad, and square tail. [28] The irises of its eyes are white and bordered by bright red sclera. [3]
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