a small, long-limbed chimpanzee (Pan paniscus) of the rain forests of Democratic Republic of the Congo
See bonobo in American Heritage Dictionary 4
(bə-nōˈbō)
nounpl.bo·no·bos
An anthropoid ape (Pan paniscus) of north-central Congo (formerly Zaire), having black hair and more arboreal habits than the common chimpanzee (P. troglodytes). Also called pygmy chimpanzee.