The black rhino has a hooked lip while the white rhino has a square lip. Because black rhinos browse instead of graze, the hooked lip helps them munch on leaves from trees and bushes.

Both black and white rhinoceroses are actually gray. They are different not in color but in lip shape. The black rhino has a pointed upper lip, while its white relative has a squared lip.

Both black and white rhinoceroses are actually gray. They are different not in color but in lip shape. The black rhino has a pointed upper lip, while its white relative has a squared lip.

Western Black rhino is officially extinct and the Northern White and the Javan rhinos will follow unless something is done, conservationists warn ...