Researchers have documented a permanent split between the largest-known group of wild chimpanzees, which erupted into a lethal civil war over the past several years — findings that could help ...

Outbreaks of violence between chimpanzees have sparked fierce debate online about the origins of war in humans ...

A major chimpanzee group split into rivals and turned violent, showing how social divisions alone can drive deadly conflict ...

Researchers claim the monkey troops at the Rock of Gibraltar are "self-medicating" by rebalancing their gut microbiomes with ...

A once large and peaceful group of chimpanzees in the western forests of Uganda has now split into two, causing a rare “civil ...

The riskiest behavior in humans peaks in adolescence. Researchers from the University of Michigan and James Madison University expected to find risky behavior to peak in adolescence in a study of ...

Drumming and singing at the same time is impressive, whether you’re Karen Carpenter, Ringo Starr or a chimpanzee. Japanese ...

Young chimpanzees learn their communication style from their mother and maternal relatives, but show little similarity to the communication behavior of their father and paternal relatives, according ...

Jane Goodall always remembered the first time a wild chimpanzee took a banana from her outstretched hand. In that moment, she would often say, the chimp—a grizzled male she had dubbed David ...