Bears usually have a big body with short and thick legs. They have a broad head and a very short tail. They have small eyes and round ears. They usually have longer, shaggy fur. On each foot they have five claws, which they cannot pull back. They use their claws for digging, climbing, and hunting. They can stand up on their back legs and their front paws are flexible. Usually bears can climb and swim very well. Males are usually bigger than females. Most bears except the giant panda are only one color. Most bears are russet, brown, or black.