To go from heel to toe may be the only people bears and apes

Walking from heel to toe is very rare in the animal world, bears and apes - is one of the few animals that share with us this feature. Most other mammals, such as cats, dogs, raccoons and others. Walk and run on the balls of the toes. "Speed" hoofed animals, such as horses and deer move as "tiptoed».

People, bears and some species of monkeys, who walk in the heel to toe, are relatively aggressive animals. This style of walking, in which the heel contacts the ground, allowing greater surface area of ​​the foot in contact with the ground. Animals that have such a style of walking, can apply more force against an opponent during the fight, and likely impact force and powerful forelimbs.

Source: www.infoniac.ru

via factroom.ru