Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A new study finds chimp and ...

A new study of our two closest living relatives finds that, at least in zoos, bonobos may not be more peaceful than ...

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.

Historically considered a more peaceful species than their chimpanzee cousins, bonobos are actually just as aggressive -- but target their ire most often at males, according to a study published ...

New study describes what may be the first case of a unified community of chimps turning on itself ...

Chimpanzees possess a rare combination of intelligence, strength, and social coordination that can quickly turn conflict into a dangerous situation. Their powerful muscles and sharp canine teeth allow ...

In a rare, decades-long study, researchers have documented what appears to be the first observed “civil war” in wild chimpanzees. The findings demonstrate that shifting social ties alone can fracture ...