The Brown Howler Monkey, Alouatta guariba also known as Brown Howling Monkey is a species of howler monkey, a type of New World monkey, that lives in Argentina and Brazil. It lives in groups of 2 to 11 individuals.
There are two subspecies:
Northern Brown Howler , listed as critically endangered.
Southern Brown Howler .
ARKive - images and movies of the Brown Howling Monkey (Alouatta guariba)
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article Brown Howler