Chimpanzees exhibit surprising human-like behaviors, including using leaf-tearing as a flirting technique, mirroring ...

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

Scientists found that chimpanzees consume alcohol from naturally fermented fruit, offering new clues about animal diets and ...

The urine of chimpanzees contains high levels of alcohol byproduct, most likely because the chimps regularly gorge themselves on fermented fruit, according to a new paper published in the journal ...

Chimpanzees love their alcohol. Among our closest primate relatives, they frequently feast on fermented fruit in the wild. So ...

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

Aleksey Maro knows far more than he cares to know about the urination habits of chimpanzees. But if you want to measure the alcohol intake of chimps in a Ugandan rain forest, where a breathalyzer is ...

In nanograms per milliliter, these are coming in way above some of the clinically relevant and forensically relevant human ...

Doctoral student Aleksey Maro and his adviser Professor Robert Dudley, from the University of California, Berkeley, ...

Your muscles, brain and how human feet evolved all play a part in why you can’t wiggle individual toes one by one. Here's how.

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