Researchers See Signs of Chronic Stress in Polar Bears' Blood | Hakai Magazine
Female polar bear killed by male bear at Detroit Zoo while attempting to breed - mlive.com
How a hi-tech search for Genghis Khan is helping polar bears | Endangered species | The Guardian
Polar bear - Wikipedia
International Polar Bear Day | Polar Bears International
Polar Bear photos, facts, and map
Video of spray-painted polar bear sparks concern, but experts say not to worry
Young polar bear, born in captivity, joins two other bears at Como Zoo | MPR News
/polar-bear-150005875-5c4db42046e0fb0001a8e7b8.jpg "Polar Bear Facts: Behavior, Diet, Habitat, and More")
Polar Bear Facts: Behavior, Diet, Habitat, and More
Polar bear hunting a reindeer caught on tape for first time | Science | AAAS
International Polar Bear Day | Polar Bears International
How Polar Bears Work | HowStuffWorks
Polar bears: The largest land carnivores | Live Science
Threatened by melting sea ice, polar bears' status up for review under Endangered Species Act
Polar Bear | National Wildlife Federation
Polar bears return to Pacific Arctic for first time in 20 years, Trending News | wionews.com
Polar bears eating reindeer: normal behaviour or result of climate change? | Technology News,The Indian Express
How Are Polar Bears Faring? - Scientific American
Churchill Polar Bear Tours | Natural Habitat Adventures
Polar bears make a comeback despite melting ice caps - Volta | We are Future Positive
:focal(567x296:568x297)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/01/b6/01b69fd0-fe70-44d9-9041-940da60ebe50/snow_lilly.jpeg "North America's Oldest Polar Bear Living in Captivity Dies at 36 Years Old | Smart News | Smithsonian Magazine")
North America's Oldest Polar Bear Living in Captivity Dies at 36 Years Old | Smart News | Smithsonian Magazine
Polar bear watching in Canada | Travel guide | Audley Travel
See-Through Polar Bear Fur Traps Light and Heat — Biological Strategy — AskNature
Film of polar bear eating reindeer seen as evidence of climate change | Euronews
Why the Polar Bear Is an Indisputable Image of Climate Change | The New Yorker
Get Naked: How to fend off a polar bear attack
Polar bear - Detroit Zoo
