Polar Bears

Polar bears live in the Arctic and hunt seals from atop the sea ice. Polar bears are are now listed as a threatened species under the United States' Endangered Species Act as polar bear populations declined. Stay updated on polar bears with comprehensive articles, interactive features and polar bear pictures at LiveScience.com.

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In Treadmill Study, Polar Bear Steps Up | Video

May 17, 2017 | Video

Researchers put a polar bear on a treadmill at the San Diego Zoo, to better understand the energy demands faced by bears in a warming Arctic.
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Sweating the Details: Polar Bear Hits the Treadmill for Science

May 17, 2017 | Article

A polar bear at the San Diego Zoo named Tatqiq recently went the extra mile to help scientific research.
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Congress Targets Endangered Species Act

March 06, 2017 | Article

The Trump administration and Republicans have introduced at least 11 pieces of legislation that could weaken the Endangered Species Act or prevent some threatened wildlife from being protected.
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Scientist Dons Polar Bear Costume to Stalk Musk Oxen in the Arctic

February 13, 2017 | Article

How is rapid warming in the Arctic affecting animals that are adapted to cold? A wildlife biologist is using many techniques to find out, including stalking muskoxen in a polar bear costume.
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Polar Bear Body Cam Shows Predator's POV

January 10, 2017 | Article

Eating, swimming and playing — a body cam reveals a polar bear's life.
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Santa's Reindeer Feel the Heat as Numbers Shrink Worldwide

December 12, 2016 | Article

Reindeer, mountain lions, deer and polar bears may all be feeling the pinch as the planet warms, new research suggests.
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Russian Scientists Trapped By Polar Bears Have Been Rescued

September 14, 2016 | Article

Five meteorologists surrounded by polar bears at a research station on a remote island in high-Arctic Russia have been rescued
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Hungry Polar Bears Decimating Seabird Colonies

May 02, 2016 | Article

Some hungry polar bears are turning to seabird colonies for sustenance.
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Starving Polar Bear Photo: Don't Blame (Just) Climate Change

September 15, 2015 | Article

A dramatic photograph of a starving polar bear went viral online, but scientists say it's a stretch to definitively link polar-bear starvation to climate change.
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Why Knut the Polar Bear Died So Suddenly

August 27, 2015 | Article

Knut the polar bear, the global sensation that captured the public imagination, died of an autoimmune disorder that caused his immune system to attack his brain.
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