Polar bears primarily live in northern regions like Russia, Canada, Norway, Alaska, and Greenland. They are meat-eaters that mainly eat seals but also consume fish, walruses, and other marine mammals. Polar bears have white fur, black skin, sharp claws, powerful jaws, and black tongues, with 42 teeth total. They have two types of fur, don't drink water, build snow dens, females are called sows, and twins are common births while adults typically weigh around 770 kg.
