May descend to lower elevations in winter. SIZE Head and body length 57 to 76cm. Tail length 51 to 72cm. Males reach sexual maturity at 7 years, females at 4 to 5 years.
Births usually take place during the spring and summer, one or sometimes two young are born.
Most activity takes place in trees but some feeding and social interaction including play takes place on the ground. It is a very alert animal. If frightened, the animals flee through the upper levels of the canopy at great speed. There is still intensive hunting to obtain pelts and other parts for traditional medicinal purposes. Habitat loss and environmental degradation is also a problem.