Plain Chachalaca
Ortalis vetula
The plain chachalaca is a medium-sized galliform, around the size of a common pheasant. It measures 48–58 cm (19–23 in) in length, and varies in weight from 468–794 g (16.5–28.0 oz) for males and 439–707 g (15.5–24.9 oz)in females Males are on average larger but because of overlap that isn't diagnostic of sex, and in appearance they are the same. It is long-necked with a small head and bare throat patch which becomes deep red in both sexes during the breeding season. Adults have a greyish head and neck with a dull olive-brown body and wings.
ID text from Wikipedia, CC BY-SA 4.0
Speckled Chachalaca
Ortalis guttata
The speckled chachalaca is 49 to 55 cm (1.6 to 1.8 ft) long. The nominate subspecies is mostly brown above with a darker and grayer head and neck. The mantle has a chestnut wash; the tail has a bronze gloss and the outer feathers are rufous. The throat and breast are dark brown with the eponymous white speckles. The lower breast and belly are light grayish brown and the vent bright rufous. The eye is dark brown to dark reddish brown and is surrounded by bare slate blue skin. O. g. Voice: The song of the nominate speckled chachalaca is a "rhythmic five-syllable phrase rendered ha-ga-GAA-gogok, repeated rapidly." Those of the other subspecies are similar.
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: Plain Chachalaca and Speckled Chachalaca.