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 ...

Viral baby monkey’s new behavior sparks questions about imitation.

Chimpanzees are more likely to engage in play or groom each other if they see others performing these social behaviors first, researchers report. Chimpanzees are more likely to engage in play or groom ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A mother chimpanzee carrying her twins on her back. A similar disorganized attachment can occur in captive chimpanzees, ...

Scientists suspect that contagious urination, a behavior they observed among a troop of apes in Japan, may play an important role in primate social life. By Annie Roth Ena Onishi, a doctoral student ...

A recent study on chimpanzees in Taï National Park in Côte d'Ivoire, West Africa, revealed that chimpanzees are losing ...

Chimpanzees at Chimp Haven use donated Dr. Seuss books to spark curiosity and engagement.

At some point in your life you might have seen animals groom each other. This is something very common in chimpanzees, for example. Thanks to decades of work by primatologist Dr. Richard Wrangham and ...