Rhinoceros wiki:
>For other uses of the term see Rhinoceros (disambiguation). Ceratotherium Dicerorhinus Diceros Rhinoceros Coelodonta (extinct) Elasmotherium (extinct) A rhinoceros (commonly called a rhino for short) is any of five surviving species of odd-toed ungulate in the family Rhinocerotidae. All five are native to Africa or Asia. Rhinoceros is also one of the genera in this family. A salient feature of this horned mammal is its protective skin formed from layers of collagen with optimal thickness of 4 in. positioned in a lattice structure. A group of rhinoceros is a called a crash.
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