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Various types of seals are found in the seas and oceans of both hemispheres, and also in some inland waters (e. g. lakes Baikal, Ladoga, Caspian). Seals are well adapted to an aquatic lifestyle and endure the low temperatureThe limbs of seals are webbed between the fingers have evolved into flippers and are used for swimming. Most of the time these animals spend in the water, it moved quickly and deftly dive. The fur seal consists of a short, stiff and sparse hair. Seals feed on a variety of water organisms: some eat mollusks and crustaceans, while others prefer fish. Out of the water, the seals become clumsy: on land or ice they can only crawl using lastof the front and the rear while dragging, not taking part in the movement.