Meet The White And Black Giraffes, The Worlds Rarest Animals (9 Pics)

At the same time, it enables some animals to hunt easier. One such example are black lepards, who can easily set an ambush under cover of the dark. Another theory is the mutation helps melanistic animals survive at high altitudes, as the black fur can absorb more heat. However, sometimes this excess of pigment can generate tumors in these animals.