Wild chimpanzees in Uganda split into rival groups and turned violent, revealing how broken social bonds alone can drive ...

Researchers have documented a permanent split between the largest-known group of wild chimpanzees, which erupted into a ...

A long-term study of the world's largest known community of chimpanzees has documented a rare event: what the researchers describe as the primate equivalent of a "civil war." ...

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

The conflict is unfolding in Uganda's Kibale National Park, where a once-unified group has split into rival factions that ...

Wildlife pathologist Dr. Karen Terio works to understand, diagnose, treat and prevent disease in a host of animals, from ...

Chimpanzees that had once formed a cohesive community in Uganda split into factions and turned violent, according to a new ...

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

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 ...

Why the Latest Science Leads Us to a New Theory of Human Nature, by Jonathan Leaf (Bombardier, 320 pp., $21) Ever since Darwin, biologists have believed that much could be learned about human nature ...

A new study of our two closest living relatives finds that, at least in zoos, bonobos may not be more peaceful than ...