Genetically, polar bears and grizzly bears aren’t all that different. Scientists believe that polar bears split from grizzly bears between 250,000 and 130,000 years ago. The two species are actually ...
How are grizzly bears different from other bears? Grizzly bears can have different colors of fur, but they are most know for the hump at their shoulders. The average male grizzly weighs up to 700 ...
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