Chimp, bonobo study sheds light on the social brain

It's been a puzzle why our two closest living primate relatives, chimpanzees and bonobos, have widely different social traits, despite belonging to the same genus. Now, a comparative analysis of their brains shows neuroanatomical ...

How infighting turns toxic for chimpanzees

Power. Ambition. Jealousy. According to a new study, the same things that fuel deadly clashes in humans can also tear apart chimpanzees, our closest animal relatives.

Chimpanzees have policemen, too: study

Conflict management is crucial for social group cohesion, and while humans may still be working out some of the details, new research shows that some chimpanzees engage in impartial, third-party "policing" activity as well.

Chimpanzees are spontaneously generous after all

Researchers at the Yerkes National Primate Research Center have shown chimpanzees have a significant bias for prosocial behavior. This, the study authors report, is in contrast to previous studies that positioned chimpanzees ...

Chimpanzees in the wild reduced to 'forest ghettos'

Urban expansion and hunting have pushed chimpanzees, humanity's closest relative in the animal kingdom, into shrinking islets of wildness, top experts said Tuesday after a three-day meeting in Germany.

'Game-changer' in evolution from S. African bones

An analysis of 2 million-year-old bones found in South Africa offers the most powerful case so far in identifying the transitional figure that came before modern humans - findings some are calling a potential game-changer ...

Researchers link wild chimpanzee gestures to language evolution

(Phys.org) -- A Stirling researcher has identified between 20 and 30 manual gestures used by a community of wild chimpanzees, used to communicate with others in a range of activities including nursing, feeding, sex, aggression ...

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