Crested Guan
Penelope purpurascens
The crested guan is 76 to 91.5 cm (30 to 36 in) long and weighs about 1.6 to 2.4 kg (3.5 to 5.3 lb). Among standard measurements, its wing chord is 33 to 37 cm (13 to 15 in), its tail is 29 to 36 cm (11 to 14 in), and its tarsus is 6.5 to 8.6 cm (2.6 to 3.4 in). It is similar in general appearance to a turkey, with a small head, long strong legs, and a long broad tail. The sexes are similar. Adults of the nominate subspecies are mostly dusky olive brown and have a faint greenish or purplish iridescence. Their belly and crissum are chestnut and the breast and belly feathers have white edges.
ID text from Wikipedia, CC BY-SA 4.0
Dusky-legged Guan
Penelope obscura
The bird measures an average of 73 centimeters in length and weighs an average of 1.2 kilograms, being very similar in appearance to its smaller relative, the rusty-margined guan (P. supercilliaris).
ID text from Wikipedia, CC BY-SA 4.0
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Crested Guan and Dusky-legged Guan.