digitigrade

(of mammals) walking on the toes with the posterior part of the foot raised (as cats, dogs, and horses do)

Walking on the toes; -- distinguished from plantigrade.

an animal that walks so that only the toes touch the ground as e.g. dogs and cats and horses

An animal that walks on its toes, as the cat, lion, wolf, etc.; -- distinguished from a plantigrade, which walks on the palm of the foot.