What they look like
The white-naped Mangabey has grey-brown fur with a white underside and long black stripe that runs down the back.
Mangabeys communicate by shrieks, whoops, chuckles and grunts as well as flashing their white eyelids with other facial gestures.
What they eat
Fruits, seeds, leaves, foliage, flowers and invertebrates
On the ground and in the trees of tropical forests
Where they live
Sub- Saharan western Africa
Hunting by man and forest destruction, they are also a favourite prey of leopards.