All the species of Rhinos ( 5 ) are endangered. Black Rhino distinguishes itself from the white by its food: he feeds on leaves and on boughs which he can pull thanks to his upper lip which clocks forward. The more massive, white rhino, grazes dry herbs and lives in open savanna. The rhinos of Africa separated of them their Asian cousins 25 million years ago.Rhinos has only a single predator: the man. An old faith attributes(awards) aphrodisiac virtues to its horn which Chinese and Japanese consume powder. The kilo can reach $50 000 in the black market. In reality, the horn of rhino is nothing else than some compacted keratin which does not produce more effect than to be tormented nails …