Bonobos for years have had the reputation of being the cool hippies of the simian world, with a "make love, not war" ethos, ...

The whites of your eyes are not an accident. They are, scientists now believe, one of the most sophisticated social ...

Chimpanzees have a reputation for being aggressive, while bonobos are often seen as their peaceful counterparts. This contrast has frequently been used to explain different sides of human nature.

The stereotype of violent chimpanzees and peaceful bonobos may be wrong, according to new research comparing aggression in both apes.

Chimpanzees living in a sanctuary in Africa have developed a “fashion trend” for dangling blades of grass or sticks from their ear holes and their behinds, a new study shows. In 2010, researchers ...

Chimpanzees (often colloquially “chimps”) are African great apes in the genus Pan, which has two living species: the common chimpanzee (Pan troglodytes) and the bonobo (Pan paniscus). The common ...

A groundbreaking ten-year study on the behavior of chimpanzees, reported in the journal Current Biology, reveals that humanity's closest living relative expresses a propensity for human-like warfare.

Add Yahoo as a preferred source to see more of our stories on Google. Val, an adult male chimpanzee, demonstrates the ‘grass-in-ear’ behavior. - Jake Brooker/Chimfunshi Wildlife Orphanage Trust ...