Monkey faces
Which monkey is closely related to the mandrill but has a mostly black face?
The answer
Drill
The drill is a powerful forest monkey related to the mandrill, but its face is dark rather than brightly striped.
More monkey facts
Monkey habitats
Where do geladas naturally live?
Read the answer →Baboon features
Which facial feature gives many baboons a dog-like appearance?
Read the answer →Cold-weather monkeys