West Mexican Chachalaca is a species of bird in the family Cracidae. It is found in the tropical deciduous forests of western Mexico, from Sinaloa to Nayarit. The West Mexican Chachalaca is a large bird, with a length of 55-65 cm (22-26 in) and a weight of 1.2-1.6 kg (2.6-3.5 lb). It has a long tail and a black or dark brown plumage. The male has a white throat and belly, while the female has a brown throat and belly.
The West Mexican Chachalaca is an important part of the ecosystem in which it lives. It feeds on fruits, seeds, and insects, and helps to disperse seeds. The West Mexican Chachalaca is also a prey species for a variety of predators, including snakes, raptors, and mammals.