They take their name from Brazza, a French Explorer who founded the city of Brazzaville and the French Congo.

Subspecies
None.

Life span
22 years.

Statistics
Head and body length: Female: 39-54cm, Male: 48-59cm. Tail length: Female: 47- 57cm, Male: 59-78cm. Weight: Female: 4.4kg, Male: 8kg.

Physical description
De Brazza's monkeys have grey agouti fur with a reddish brown back, black limbs and tail and a white rump. They have a white thigh stripe, an orange crescent-shaped forehead with white eyelids, muzzle and beard. They males have a blue scrotum and both sexes have cheek pouches in which to carry food while they forage.

Distribution
De-Brazza's monkeys range from Cameroon to Uganda and Angola, Kenya, Ethiopia and Sudan.

Habitat
De Brazza's monkeys prefer swamp, bamboo and dry mountain forest.

Diet
They mainly feed on fruit and seeds, but they also feed on leaves, insects, spiders, flowers, fungi and small reptiles.

Behaviour
De Brazza's monkeys may have a monogamous or polygamous (1 male-multi-female) social structure. They have a home range of 6-13ha, which may overlap with other monkeys. They are active during the day and are both arboreal and terrestrial, although most of their time is spent in the trees. De Brazza's monkeys move quadrupedally through the forest.

Reproduction
They give birth to one infant after a gestation period of 168 days.

Conservation status
This species is not on the IUCN Red List of threatened species.