Bhagavan “Doc” Antle from the Netflix "Tiger King" documentary, front left, reaches out to a supporter Tuesday after he was ...

A new federally funded study of wild eastern chimpanzees in Gombe National Park reveals that female chimps who are more ...

Baby chimps thrive when their moms have lots of friends, according to new research. Chimpanzee mothers with stronger social ...

Female chimps are often the ones who leave their birth group. That means most do not live near their mothers or sisters.

In chimpanzee communities, strong social ties can be a matter of life and death not just for the adults who form them, but ...

MIAMI (AP) — A depression that was formerly Tropical Storm Barry dumped rain on eastern Mexico late Sunday as Tropical Storm Flossie brewed off its southwestern Pacific coast. The weakening and ...

Researchers observing two communities of eastern chimpanzees in Uganda’s Budongo Forest have discovered that chimps regularly wipe themselves after pooping using leaves.

Eastern and western subspecies also exhibited different drumming patterns; western chimpanzees used evenly spaced hits while eastern chimpanzees more often alternated between hits at shorter and ...

Their results show that eastern (Pan troglodytes schweinfurthii) and western (P.t. verus) chimpanzees — two distinct subspecies — drum with distinguishable rhythms.

Eastern chimpanzees tend to be more aggressive, live in bigger groups and have more hierarchical societies than the more egalitarian western chimpanzees.