Chew on this: Personalized health care for mountain gorillas

A mountain gorilla walks in the forest of East Africa's Virunga Volcanoes conservation area. It stops at a piece of wild celery, sits down, and begins to chew. It strips the vegetable's fibrous threads through its teeth, ...

Adolescent male chimps still need their mamas

Even kids who are nearly grown still need a parental figure to help them navigate the long path to adulthood—and our closest animal relatives are no exception.

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