Once a month
get new photos
and expert tips.

Animals
Animals Main Amphibians Birds Bugs Fish Invertebrates Mammals Pets Prehistoric Reptiles A-Z

Photo Gallery: Gorillas

PREVIOUS3 of 6NEXT


Gorilla tribes are led by silverbacks, but some young males, called blackbacks, are allowed to stay. Young males leave around age 11, forming small bands with other blackbacks. There are often skirmishes, with the bachelors attempting to usurp the silverback's role. Photograph by Michael Nichols