The Black Howler Monkey (Alouatta caraya) are native to eastern Bolivia, northeastern Argentina, Paraguay and southern Brazil.
100 Mind-Blowing Howler Facts
Black Howler Monkeys do not have opposable thumbs.
The Black Howler Monkey (Alouatta caraya) are native to eastern Bolivia, northeastern Argentina, Paraguay and southern Brazil.
Black Howler Monkeys do not have opposable thumbs.