Polar Bear, Species

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: loss of sea ice.

Most bear species capable of hybridization, research shows

Polar bear, Description, Habitat, & Facts

Polar Bear photos, facts, and map

Which is the largest bear species on earth?

Ten Facts about Polar Bears, Blog Posts

Polar Bear Species Profile, Alaska Department of Fish and Game

Polar bears are inbreeding due to melting sea ice, posing risk to survival of the species, scientists say - ABC News

Polar Bear Fact Sheet, Blog, Nature

Grizzly–polar bear hybrid - Wikipedia

Shaky oasis for some polar bears found, but not for species

Polar Bear San Diego Zoo Animals & Plants

Polar Bear National Wildlife Federation

Polar Bear: An Endangered Species (Paperback)

Top 10 facts about polar bears