<p>A female harp seal and her pup seal rest on an ice pack. Harp seal mothers can distinguish their pups from hundreds of others by scent alone.</p>

A female harp seal and her pup seal rest on an ice pack. Harp seal mothers can distinguish their pups from hundreds of others by scent alone.

Photograph by Jennifer Hayes, Nat Geo Image Collection

Harp Seal

Harp seals spend relatively little time on land and prefer to swim in the North Atlantic and Arctic Oceans. These sleek swimmers cruise the chilly waters and feed on fish and crustaceans. They can remain submerged for up to 15 minutes. Harp seals are sometimes called saddleback seals because of the dark, saddlelike marking on the back and sides of their light yellow or gray bodies.

Both sexes return each year to breeding grounds in Newfoundland, the Greenland Sea, and the White Sea. On this turf males fight for their mates, battling with sharp teeth and powerful flippers.

When the mating ends, females gather in groups to give birth. Young harp seals are born on the ice, and mothers identify their own

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