Polar bear — The Alaska Zoo
The Sad, Unnatural Habitats of Polar Bears in Captivity | WIRED
We're going to the zoo: sleeping with polar bears on a trip to southern Belgium | Belgium holidays | The Guardian
Buzz the polar bear dies at Como Park Zoo in St. Paul, Minnesota, at age 24 | CNN
Dane County Zoo, polar bears and climate education | Office of Energy and Climate Change
The Detroit Zoo has a new polar bear named Tundra
Young polar bear, born in captivity, joins two other bears at Como Zoo | MPR News
Coldilocks, Philadelphia Zoo polar bear, euthanized after 'serious decline' in health
Polar Bears as Patients: Caring for Animals at Henry Vilas Zoo - University of Wisconsin School of Veterinary Medicine
Oregon Zoo polar bear helping scientists track wild bears
Toledo Zoo's popular polar bear dies due to kidney disease | AP News
New polar bear, Amelia Gray, joins Nora at the Oregon Zoo - oregonlive.com
Ohio zoo welcomes new polar bear, Nuka
Polar bear - Detroit Zoo
Columbus Zoo polar bear Anana 'humanely euthanized' | 10tv.com
Polar Bear - Lincoln Park Zoo
Payton's New Place - North Carolina Zoo Welcomes New Polar Bear | North Carolina Zoo
Studying polar bears in zoos aids conservation | Popular Science
After viral video of polar bear on tiny patch of ice, Lincoln Park Zoo offers intimate details of animal's pampered life - Chicago Sun-Times
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North America's Oldest Polar Bear Living in Captivity Dies at 36 Years Old | Smart News| Smithsonian Magazine
Amelia Gray is the new polar bear at the Oregon Zoo | kgw.com
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Chicago Zoological Society - Keeping Cool With Polar Bear Science at Brookfield Zoo
Polar bear - Detroit Zoo
Welcome Sakari - Buffalo Zoo
Hogle Zoo to say goodbye to Hope the polar bear — but a new bear arrives soon
Saint Louis Zoo | McDonnell Polar Bear Point
Polar Bear Behavior | The Maryland Zoo
