Crested guan | |
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Scientific classification | |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Aves |
Order: | Galliformes |
Family: | Cracidae |
Genus: | Penelope |
Species: | P. purpurascens |
Binomial name | |
Penelope purpurascens Wagler, 1830 |
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Subspecies | |
The crested guan (Penelope purpurascens) is a member of an ancient group of birds of the Cracidae family, which are related to the Australasian mound builders. It is found in the Neotropics, in lowlands forests ranging from south Mexico and the Yucatán Peninsula to western Ecuador and southern Venezuela. The sexes are similar in appearance; the plumage is mainly dark brown with white spotting, an area of bare skin round the eye, bright red wattles, a bushy crest, a long broad tail and pink legs. It is a social bird, often seen in pairs or small family groups. It feeds in trees, mainly on fruit, and builds a nest of twigs on a branch. The two or three white eggs are incubated by the female. The International Union for Conservation of Nature has rated this bird's conservation status as "least concern".
This is a large gamebird, with a length varying from 84 to 91.5 cm (33.1 to 36.0 in). These birds commonly weigh around 1,750 g (3.9 lb), though can weigh as little as 1,361 g (3.0 lb) in P. p. brunnescens, the smallest race on average. Among standard measurements, the wing chord is 33 to 42.8 cm (13.0 to 16.9 in), the tail is 34 to 41.5 cm (13.4 to 16.3 in) and the tarsus is 7.4 to 9.1 cm (2.9 to 3.6 in). It is similar in general appearance to a turkey, with a small head, long strong red legs, and a long broad tail. It is mainly dark brown, with white spotting on the neck and breast. The rump and belly are rufous. The head sports a bushy crest, from which the species gets its name, blue-grey bare skin around the eye, and a bare red dewlap or wattle. The sexes are similar, but young birds have black vermiculations and ochre specks on the body plumage.