Black and gold howler monkey (Alouatta caraya)
Only males of this species are black. Females brown/gold. Juveniles vary in color.
PHOTOGRAPHED IN: Pantanal. Largest contiguous wetland system in the world. Mato Grosso do Sur Province. BRAZIL. South America
RANGE: S Brazil, Paraguay, e Bolivia and n Argentina. Reaches the highest densities of any cebid species on islands in the Paraná River in Argentina.
Habitat: This genus occurs in modified and undisturbed dry to rain forests, wooded savannas and gallery forests out to mangrove forests. From sea level to about 2,500 meters. They prefer canopy but descend to the understory to feed and travel on the ground if necessary. Pefer to eat fruit - with a high proportion unripe. 40% or more of mature or young leaves. They are the only monkey species able to survive on an extended diet of leaves. Tail is prehensile. Diurnal monkeys. Very vocal with males demarkating territory by highly vocal dawn and dusk howling.