The grizzly bear (Ursus arctos horribilis) is also known as the North American brown bear ... Grizzlies found in Yellowstone range from 200 to 700 pounds, whereas an Alaskan grizzly can weigh ...

Adult males typically weigh from 300 to 800 pounds, while females range between 200 and 450 ... while in the company of their young. The grizzly bear has one of the slowest reproductive rates of all ...

The other North American subspecies have very limited geographical ranges. The grizzly bear has a wide range of different ...