Sentences with phrase «so wild chimpanzees»

Not exact matches

So say researchers who have observed wild chimpanzees throw back fermented tree sap.

Langergraber, who studies the evolution of cooperation and social relationships in wild chimpanzees, notes that there's compelling evidence in finches, crows, and gorillas that some behaviors — like learning to use tools or eat nettles that will sting unless they are handled just so — have genetic underpinnings.

Yet, despite being so closely related on the evolutionary tree, wild chimpanzees and bonobos differ hugely in the way they use tools.