Eight bear species live on four continents in all climates. Bears previously roamed every continent except Australia and Antarctica, fossil records suggest.
Fur double-layered.Most bears have two layers of fur to stay warm and wick away wetness.
No bear species lives in groups like wolves. Bears like to be alone except mothers and cubs.
Bears hibernate, a well-known fact. Torpor is a condition of profound slumber that bears may wake up from when they want, unlike hibernating bears who won't wake up till winter is finished
The grizzly bear is readily identifiable. Their fluffy coats may appear cuddly, but their fearsome fangs don't.
Alaskan grizzly bears fish during the yearly salmon run. Grizzly bears have a field day capturing salmon in the summer as they swim upstream to spawn.