Albino bears (having white fur and red eyes and noses) also occur, but they are rare. Although black is the most common colour, there are other colour phases, such as brown, dark brown, blond, cinnamon, and blue-black. The normal colour is black with a brownish muzzle and frequently a white patch below the throat or across the chest. Females are much smaller than males, averaging 70 kg. Adult males weigh about 135 kg, although exceptionally large animals weighing over 290 kg have been recorded. These are very strong and are used for digging and tearing out roots, stumps, and old logs when searching for food.īecause bears are compact, they often appear much heavier than they really are. Each foot has five curved claws, which the bear cannot sheathe, or hide. The tail is very short and inconspicuous.Ī black bear has feet that are well furred on which it can walk, like a human being, with the entire bottom portion of the foot touching the ground. Approximately 150 cm long and with a height at the shoulder that varies from 100 to 120 cm, an adult black bear has a moderate-sized head with a rather straight facial profile and a tapered nose with long nostrils. The black bear is a bulky and thickset mammal. Both of these species are considerably larger than the black bear. Other members of this family that occur in North America are grizzly bears and polar bears. Black bears are members of the family Ursidae, which has representatives throughout most of the northern hemisphere and in some parts of northern South America. The black bear Ursus americanus is one of the most familiar wild animals in North America today.
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