White rhinoceros
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The white rhinoceros, also known as the white rhino or square-lipped rhinoceros, is the largest extant species of rhinoceros and the most social of all rhino species, characterized by its wide mouth a
White rhinoceros mother and her newborn baby in Namibia
White rhinos grazing
A white rhino in Solio Reserve, Kenya, clearly showing the characteristic wide lip associated with its "square-lipped" name.
Diceros praecox
Videos
Diceros praecox is an extinct species of rhinoceros that lived in Africa during the Pliocene, around 4 million years ago. It has been suggested to be the direct ancestor of the living black rhinoceros
Ungulates from the Pliocene of eastern Africa, including D. praecox (right)