- During the fall, a chemical change called hyperphagia allows bears to eat three times as much food per day as they do in summer. As a result, a large male may put on 200 pounds in two months.
- 7 monthsLength of time black bears may hibernate in the northernmost part of their range.
- Most eastern, Canadian, and Alaskan black bears are black. But in the American West, they are commonly brown, cinnamon, or even blond. The glacial black bear of northern British Columbia and Alaska is bluish-gray, and the Kermode black bear of coastal B.C. is almost totally white.
- The black bear population currently stands at about 900,000--nearly double what it was only two decades ago.
- The typical weight of adult boars is highly variable, ranging between 150 and 400 pounds. The heaviest ever recorded in the wild was taken in Craven County, North Carolina, and weighed 880 POUNDS
- Wolves, grizzly bears, and even large male members of their own species have been known to kill and eat denning black bears.