An adult male black bear can weigh up to 600 pounds, females up to 350 pounds. Although brown bears re- semble black bears, they are generally larger than black bears. On average, an adult female brown bear weighs between 300 to 800 pounds, an adult male between 400 to 1200 pounds.

Can a bear weigh 1000 pounds?

There are a lot of factors that determine a bear’s weight, but the average weight for most bears is between 250 and 500 pounds once the bear has reached maturity. However, some larger species can easily exceed 1000 pounds, such as the Polar Bear.

How much do bears normally weigh?

Adult female bears, called sows, weigh about 175 pounds. Adult male bears, called boars, weigh around 400 pounds.

Although a silverback gorilla is very fast, quite strong, and has a longer arm span, there is no way a silverback could defeat the much larger and faster grizzly bear in a fair fight.