Polar bear | Description, Habitat, & Facts | Britannica
How polar bear guards protect the largest Arctic expedition ever | NOVA | PBS
Polar Bears & the Changing Arctic | Polar Bears International
Best Time to See Polar Bears in the Arctic | Arctic Kingdom
We know they aren't feeding': fears for polar bears over shrinking Arctic ice | Arctic | The Guardian
Most polar bears could disappear from Arctic by 2100 due to global warming, study says | Climate News | Sky News
Polar bear watching in Canada | Audley Travel
Polar Bears, Arctic National Wildlife Refuge - Outdoor Photographer
Diet & Prey | Polar Bears International
Seeing Polar Bears in the Alaskan Arctic | ALASKA.ORG
Polar bear's death raises questions about sustainable tourism in the Arctic - ABC News
How to help polar bears and make a difference on Arctic Sea Ice Day | Mapped
Climate change: Polar bears could be lost by 2100 - BBC News
Polar Bears: Species Facts, Info & More | WWF.CA
Polar Bears (Ursus maritimus)
Polar bear | Description, Habitat, & Facts | Britannica
Citizen scientists' help researchers gather new insights into polar bear behaviour | University of Oxford
Polar bear - WWF Arctic
Polar Bear family encounter on the Arctic Ocean - YouTube
What Polar Bear Genomes May Reveal About Life in a Low-Ice Arctic | WIRED
Polar bear guide | BBC Wildlife Magazine | Discover Wildlife
How warming affects Arctic sea ice, polar bears
