Polar+bear.

The polar bear lives in the Poles and the cold areas in the Northerm Emisphere. Thanks to their thik fat leyer of hair they could live at freezing temperatures. They are mammals and they feed on seals and other marine mammals; they are carnivores. They are very big animals, they measure more than 2,5 meters and his tails measure between 7,5 cm and 12,5 cm long. Males weigh between 400 and 600 kg and females weigh between 175 and 300 kg. The cubs are born in a burrow dug by the mother and remain with her about 28 months. At birth, the cubs measure about 30 cm long, weigh 700 g and have no teeths.