Last year, Maro and his colleagues estimated wild chimpanzees’ alcohol intake based on the amount of fermented fruit they eat ...

WILD chimps have a taste for alcohol and consume the equivalent of 2.5 drinks a day, shock new research has revealed. The discovery is the strongest evidence yet for a long-running theory on why ...

Chimpanzees may look like smaller, hairier versions of humans, but when a full-grown chimp decides to throw its weight around ...

By John Cannon Chimpanzees appear to be the biggest daredevils when they’re infants. Humans tend to take more chances and put ...

After University of California, Berkeley graduate student Aleksey Maro and integrative biologist Robert Dudley discovered ...

A urinalysis shows that these apes ingest significant amounts of alcohol, providing new clues to how alcohol influences the animals’ behavior ...

Learn how urine tests revealed that wild chimpanzees metabolize alcohol from naturally fermented fruit, and what that could mean for human evolution.

A recent study performed on chimpanzees demonstrates that chimpanzees possess cognitive flexibility similar to that of humans. When circumstances or evidence change, chimps appear to do the thing ...

In the 1960s and 70s, a group of chimpanzees astonished the world by learning sign language. Only two remain and one question ...

Chimpanzees exhibit surprising human-like behaviors, including using leaf-tearing as a flirting technique, mirroring adolescent human awkwardness. This courtship behavior, observed in various forms ...