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 difference in lip shape is related to the animals' diets.

Take one species out and everything starts to crumble.” The western black rhino was declared extinct seven years ago, another victim of the lucrative and illegal rhino-horn trade. Vitale hopes ...

There are five species of rhinoceros: white rhinoceros, black rhinoceros, Javan rhinoceros, Indian rhinoceros and Sumatran rhinoceros. Each species has its own distinctive characteristics ...