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.

Chimpanzees share more than 98% of human DNA, and decades of field research across Africa show their societies can be intensely violent. Long-term studies at sites like Gombe and Kibale document ...

Larger, more tolerant chimpanzee groups manage shared resources more effectively and exhibit less aggressive competition than smaller, more competitive groups. Tolerance functions as a group-level ...

Photo: Bill Wallauer For more than 65 years, research from Gombe has offered an extraordinary window into the lives of wild ...

Chimpanzees are some of the smartest animals on the planet. However, chimpanzees can be very aggressive as well. As they share 98% of human DNA, it is not surprising that chimpanzee teeth are almost ...