Is this silverback flipping visitors the bird, or does this hand gesture have another meaning to a gorilla? Click here to ...

SAN FRANCISCO - A critically endangered Western lowland gorilla, named "Oscar Jonesy," died on Thursday afternoon following a medical procedure at 43 years old, according to the San Francisco Zoo.

Hand care of a gorilla female, very muscular monkey with mighty and calloused fingers. Human like manipulation of a great ape, the biggest and the most severe primate of the world. Mountain gorilla ...

A callus is a hard, thickened patch of skin that develops due to repeated friction or pressure, most often on the palms of the hands or soles of the feet. It differs a corn which is an inward growth ...