Average weight is 500 pounds for males and 350 for females. Distinctive shoulder hump is actually muscle mass that enables powerful digging. Rump is lower than shoulder hump. A dished-in profile between eyes and end of snout helps distinguish grizzlies from black bears.
Ears are round and proportionately small.
Front claws are 2-4 inches long, usually light colored. Colors include black, brown, blond, cinnamon, and rust. The most common snout color is light brown. Average weight in the West is 100-300 pounds, with males usually larger than females. Males may weigh up to 400 or more pounds.