Many scientists widely believe that the polar bear evolved over 200,000 years ago from a common brown bear ancestors. This type of bear is very well adapted to survive in the far north sections of the arctic circle. This bear is also the world's largest land predator. It is at the top the food chain in the Arctic, and the main part of its' diet are seals.

A fully grown male bear can grow to about 1,500 pounds. Females end up weighing between 320 to 570 pounds. Polar bears are found in arctic in areas where they can eat seals on open sheets of ice. The top of the ice is where seals usually sit and rest and this is when the polar bear eats them. There are five places in the world where we can find Polar bears. Those in inclued Alaska, Russia, Greenland, Canada and Norway.