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.

The northern white rhinoceros population is the last surviving population ... as well as hybrid elephants presenting morphological characteristics common to both sub-species. A very large population ...

Najin, one of only two female northern white rhinos left in the world, walks in the pen where she is kept for observation. AP Photo/Sunday Alamba When Sudan, the world’s last male northern white ...

Sindi, a 41-year-old southern white rhinoceros, was euthanized at the Louisville Zoo after experiencing a decline in health. Sindi had lived at the Louisville Zoo since 1985. A rhinoceros who ...

What is the southern white rhinoceros? The southern white rhino and northern white rhino are subspecies of the white rhino. Aside from living in different parts of Africa, they differ slightly in ...