Doug was the leader of his chimpanzee group. He had quickly gained a reputation from human observers as a fair and tolerant ...

Young female chimpanzees make their nests earlier and more often than young male chimps, demonstrating their independence ...

A new study sheds light on the role of sexual behavior in apes, which has implications for understanding its evolutionary ...

A study finds that young female chimps build nests earlier and more often than males, showing early independence.

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

Peggy, the 55-year-old chimpanzee at John Ball Zoo, died after a steep health decline, the zoo said in a Jan. 29 Facebook post. She defied life expectancy odds for most female chimpanzees.