Though very close in genetic relationship and virtually next-door neighbors, chimpanzees and a less-well-known species called bonobos in Zaire are socially poles apart. Only identified as a species ...

Psychologists from Durham University, UK, have observed the behavior of 90 sanctuary-living apes to establish whether bonobos were more likely than chimpanzees to comfort others in distress. The study ...

Within-group cooperation (i.e., among closely related individuals), is to varying degrees observed among a significant number of animal species. However, peaceful encounters and cooperation between ...

When you learned about the history of human evolution in school, there's a good chance you were shown one all-too-familiar image. That picture probably showed a conga line of human-like creatures, ...

In the wild, it might seem like male animals run the show. But in a review publishing in Trends in Ecology & Evolution on May 18, researchers lay a new framework to assess power distribution between ...

Bonobos, great apes related to us and chimpanzees that live in the Republic of Congo, communicate with vocal calls including peeps, hoots, yelps, grunts, and whistles. Now, a team of Swiss scientists ...

A study of chimps, gorillas and other great apes, including human children, sheds light on how laughter has evolved.

A link between outgroup threats and ingroup cohesion has been considered since the time of Darwin to be an adaptation for group-based competition. During the years since, studies of all sorts -- from ...

The study was led by Martina Francesconi and Elisabetta Palagi from the University of Pisa, in collaboration with researchers from Belgium, Italy, and beyond. The study is based on detailed video ...