“Bonobos and chimpanzees both live in very complex social structures with very rich social interactions that they have to ...

By Shanna Hanbury Bonobos, one of humanity’s closest relatives, can tell when a human doesn’t know something and steps in to help — a cognitive ability never before identified in nonhuman apes, a ...

Researchers tested this in a game with three bonobos (Pan paniscus) living at Ape Initiative in Iowa, U.S. One bonobo, Kanzi, 44, is famous for his participation in numerous studies and an ability ...