A female bear is called a sow. Male bears are called boars, and a group of bears is called a sloth. There are eight species of bears living throughout the world: Asiatic black, black, brown, polar, panda, sloth, sun and spectacled.
The most common bear in the world is the North American black bear. This bear species can be found in forested areas from northern Mexico to subarctic Canada. The largest species of bear is the polar bear, which can be found in the Arctic Circle. The smallest bear is the sun bear, which lives in the tropical climates of Southeast Asia. Little is known about this species of bear, which is also referred to as the "honey bear."