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

Researchers have found that the illegal trade of live western chimpanzees in Guinea-Bissau is more widespread than initially thought and factoring into the population decline of the animal. An ...

Doctoral student Aleksey Maro and his adviser Professor Robert Dudley, from the University of California, Berkeley, documented last year that the fruits chimps eat in the wild contain enough alcohol ...

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 ...

Guinea-Bissau is home to around 5% of critically endangered western chimpanzees, who face numerous threats including habitat loss, disease and illegal trade. A recent study found numerous chimps held ...

Urban expansion and hunting have pushed chimpanzees, humanity's closest relative in the animal kingdom, into shrinking islets of wildness, top experts said Tuesday after a three-day meeting in Germany ...

Sierra Leone has chosen the chimpanzee as its new national symbol as part of efforts to protect the endangered species and rebrand the country as a sustainable tourist destination. The Western ...