 | The black rhinoceros (Diceros bicornis) is native to eastern and central Africa. Although the rhinoceros is referred to as black, its colors vary from brown to grey.
The species overall is classified as critically endangered, and three subspecies, one including the western black rhinoceros, were declared extinct by the IUCN in 2011. |  Poachers remain the biggest threat to the black rhino. There were approximately 5055 animals in 2012. |