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Most mammals have agouti hair, with each individual hair shaft having bands of color corresponding to two different types of melanin pigment. Bears however have a single type of melanin and the hairs have a single color throughout their length, apart from the tip which is sometimes a different shade.
The glacier bear (Ursus americanus emmonsii), sometimes referred to as the "blue bear", is a subspecies of American black bear with silver-blue or gray hair endemic from Southeast Alaska, to the extreme northwestern tip of British Columbia, and to the extreme southwest of the Yukon.
Brown bears have the broadest skull of any extant ursine bear. [43] The width of the zygomatic arches in males is 17.5 to 27.7 cm (6.9 to 10.9 in), and 14.7 to 24.7 cm (5.8 to 9.7 in) in females. [49] Brown bears have strong jaws: the incisors and canine teeth are large, with the lower canines being strongly curved. The first three molars of ...
Black bears are usually, well, black, but a wildlife worker in British Columbia spotted one of a decidedly different color, reports the Weather Network. A cub recently seen on Whistler-Blackcomb ...
The Eurasian brown bear has brown fur, which ranges from yellowish-brown to dark brown, red-brown, and almost black in some cases; albinism has also been recorded. [4] The fur is dense to varying degrees and the hair can grow up to 10 cm (3.9 in) in length.
The average female adult bear in New York is typically around 160 pounds and the average male adult bear's weight is around 300 pounds. According to Curtis, some of the bigger ones have weighed ...
A pronounced muscular hump appears on adult grizzlies' shoulders; black bears do not have this hump. Aside from the distinguishing hump a grizzly bear can be identified by a "dished in" profile of their face with short, rounded ears, whereas a black bear has a straight face profile and longer ears. [33]
Biologists estimate that there are approximately 20,000 black bears in Washington.