That thunderous chest-beating display you picture when you think of gorillas almost certainly means something different than ...

Some behaviors are instinctive and others have to be learned. This is as true for people as it is for the other members of the animal kingdom. Perhaps you, like me, may have thought until this moment ...

Tarzan has long since made pals of the chimps, but gorillas still have a terrible reputation. This is enhanced by the ...

1. Introduction and methods -- Introduction -- Acknowledgments -- The country -- Taxonomy -- History of the discovery and study of the mountain gorilla -- Procedure and methods -- 2. Distribution and ...

Originally published in the October 1971 issue of National Geographic. Dian Fossey reports from the field on the death of ...