<p><br> Dutiful mothers, female polar bears usually give birth to twin cubs, which stay with her for more than two years until they can hunt and survive on their own.</p>

Polar Bear Mother With Cub


Dutiful mothers, female polar bears usually give birth to twin cubs, which stay with her for more than two years until they can hunt and survive on their own.

Photograph by Norbert Rosing

Polar Bears

See polar bear pictures in this photo gallery from National Geographic.

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