West Mexican Chachalaca
Ortalis poliocephala
The West Mexican chachalaca is 58.5 to 68.5 cm (1.9 to 2.2 ft) long. One male weighed 760 g (1.7 lb). Its crown and nape are dull brownish gray and the rest of the upperparts pale brownish olive. The tail is slightly grayer and the feathers have broad buff tips. The breast is grayish olive and the belly whitish with a buff wash. The hazel eye is surrounded by bare carmine skin. Voice: The West Mexican chachalaca's principal vocalization is "a group of 'gruff, throaty, rhythmic chattering, chur-uh-uh-uhr, etc'."
ID text from Wikipedia, CC BY-SA 4.0
White-bellied Chachalaca
Ortalis leucogastra
The white-bellied chachalaca is 43 to 50 cm (1.4 to 1.6 ft) long and weighs 439 to 560 g (0.97 to 1.2 lb). Its head, upperparts, and breast are brown and the belly dull white. Its brown tail is tipped with white. Bare dark slate facial skin surrounds the eye. Voice: The white-bellied chachalaca's principal vocalization is "a gruff, burry chattering of four syllables 'k-ku’uh-uh' or 'ch-k-uh-urr'."
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: West Mexican Chachalaca and White-bellied Chachalaca.