Indianapolis Zoo president injured by chimpanzee during feeding incident. He is an evolutionary biologist who has worked ...

The number of different abnormal behavior patterns for each individual ranged from 0 to 8, with a mean of 2.8 abnormal behaviors per chimpanzee. Chimpanzees that had spent a higher proportion of their ...

Male chimpanzees in Côte d’Ivoire’s Taï National Park use distinct “auditory gestures” to attract females. However, ...

New research from Oxford University has revealed chimpanzee "engineering" capabilities that aid them in retrieving insects as food sources.

An analysis reveals how the two primate species use sex to resolve conflicts. This suggests that the social function of sex existed within the ancestral relative we share with them ...

How do genes and the environment come together to shape animal behavior? Both play important roles. Genes capture the evolutionary responses of prior populations to selection on behavior.

A study in Japan suggests that peeing is contagious in chimpanzee troops ... pecking order were more likely to engage in copycat behavior, “highlighting the role of social influence in ...

A zoo in China is investigating an incident in which a chimpanzee was captured on video smoking a discarded cigarette butt, ...