Grizzly bears are an animal with brown fur. Some grizzly bears live in the artic tundra. They eat salmon, berries, ground squirrels, moose and plants. A grizzly bear can eat 200,000 berries a day and it eats 400 ground squirrels a year. When a grizzly bear is fishing it marks it territory. When two bears have the equal amount of power they fight for the territory. Mother grizzly bears are very protective of their cubs.