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en.wikipedia.org/wiki/Polar_bear

The polar bear (Ursus maritimus) is a carnivorous bear whose native range lies largely within the Arctic Circle, encompassing the Arctic Ocean, its surrounding ...

www.defenders.org/polar-bear/basic-facts

Polar bears are the largest land carnivores in the world, rivaled only by the Kodiak brown bears of southwestern Alaska. Polar bears sit at the top of the food  ...

www.worldwildlife.org/species/polar-bear

At the top of the food chain, polar bears have an important role in the marine environment. Learn how WWF is fighting the biggest threat to polar bears' survival: ...

polarbearsinternational.org

All about polar bears - from cubs and adaptations to status and threats. Facts, photos, research, and news from leading polar bear nonprofit.

kids.nationalgeographic.com/animals/polar-bear

Polar bears live along shores and on sea ice in the icy cold Arctic.

polarbearsinternational.org/polar-bears/name-evolution

Polar bears are known by many different names across the Arctic. Scientists believe they began to evolve from brown bears 350000-6 million years ago.

www.nwf.org/Wildlife/Wildlife-Library/Mammals/Polar-Bear.aspx

Learn about the biology, range and behavior of polar bears.

animals.sandiegozoo.org/animals/polar-bear

Baby, it's cold outside! Perhaps no other animal symbolizes the frozen tundra regions of the Earth as do polar bears. They live on ice and snow, but that's not a  ...

www.iucnredlist.org/details/22823/0

Phipps (1774) first described the Polar Bear as a distinct species and named it Ursus maritimus. Other names were suggested including Thalassarctos, ...

www.kidzone.ws/sg/polarbear/polar_bear.htm

Approximate worldwide winter distribution of polar bears (light gray). Polar bears are distributed throughout most ice-covered seas of the Northern Hemisphere.