Cracking chimpanzee culture

Chimpanzees don't automatically know what to do when they come across nuts and stones. Researchers at the University of Zurich have now used field experiments to show that chimpanzees thus do not simply invent nut cracking ...

Savannas challenge preconceived notions of chimpanzee behavior

While humans are able to survive in arid climates, great apes need swaths of lush forest in Africa (bonobos, chimpanzees, gorillas) or Southeast Asia (orangutans) to thrive, except for some innovative savanna chimpanzees.

Humans ditched swiveling hips for shorter stride than chimps

Humans were thought to have the longest primate strides for their height, but now it turns out that chimpanzees take 25% longer strides than we do, thanks to their swiveling hips, which rotate by as much as 61deg every time ...

Chimpanzees have not entered the stone age

Unlike early human species, chimpanzees do not seem to be able to spontaneously make and use sharp stone tools, even when they have all the materials and incentive to do so. That was the finding of a study of a total of eleven ...

First lethal attacks by chimpanzees on gorillas observed

A research team from Osnabrück University and the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, has, for the first time, observed lethal attacks by chimpanzees on gorillas in the wild. Whether this ...

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