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

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

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 ...

Wild chimpanzees in Uganda are regularly ingesting alcohol from fermented fruit, new research suggests. Urine tests at Ngogo ...

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 ...

A new study led by UC Berkeley scientists reports that as chimpanzees nosh on ripe fruits in their native habitats, they consume as much alcohol as a typical can of beer or glass of wine each day. The ...

Wild chimpanzees in the forests of Uganda and Côte d’Ivoire consume roughly two boozy beverages’ worth of overripe, fermented fruit a day, according to a new study. Chimps glug down 14 grams of ...

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

As the world mourns Jane Goodall, the pioneering chimpanzee scientist and campaigner who died last week aged 91, it's worth asking what chimpanzees can still teach us about climate change. They not ...

Chimps in the wild engage in deadly battles with rival troops to increase their reproductive success, suggests new research. The Ngogo chimps of Uganda’s Kibale National Park have long been known for ...

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 ...