Black bears and polar bears are different in many ways. But they also have a lot in common. Their body shapes are alike, and they both have thick coats of fur. Baby bears of all kinds are very small and stay with their mother for a year or more. The main difference between black bears and polar bears is their size. Polar bears can be up to three times as big as black bears. Black bears eat berries, nuts and small animals. Polar bears eat see animals. Black bears sleep during the winter, but polar bears remain active. This text deals with ... 1) climate. 2) a kind of a poem. 3) a capital city. 4) traditional food. 5) a fairy-tale character. 6) a writer.