Biologist Mike Lockhart talks about changes in polar bear productivity.

Polar Bear Birth and Survival Rates

Tom Smith

Dr. Tom Smith tells us about polar bear mothers and cubs and why it's good for them to be fat.

Dr. Tom Smith—Nutrition for Mothers and Cubs

Dr. Tom Smith and Megan Owen discuss the role of mothers an cubs in the Polar Bear life cycle.

Mothers and Cubs

Polar bears have evolved to feed on arctic marine mammals, primarily seals. Dr. Greg Thiemann discusses the polar bear's preferred food sources.

What Do Polar Bears Eat?

Watching polar bears engage in play behavior is rewarding and fun to watch.

Polar Bear Play

Polar bears may snack on foods like birds and kelp, but they’re designed for eating blubber–rich seals. Learn why Dr. Andrew Derocher calls polar bears “fat vacuums” in this chat with our own Alysa McCall.

White, Furry Blubber Machines

Polar bears share a seal kill on the shores of Hudson Bay, offering a window into their social behavior. The footage also includes waking up, grooming in the snow, and play–fighting.

Polar Bear Social Behavior

Why do male polar bears stage mock battles? Dr. Andrew Derocher shares insights on this and other social behavior in male polar bears as they wait for freeze—up on the shores of Hudson Bay.

Male Polar Bear Encounters

Dr. Greg Thiemann of York University clarifies some of the confusion around polar bears and blubber.

Fur or Blubber—What Keeps Polar Bears Warm?

Alysa McCall

Polar bear scientist Alysa McCall explains polar bear adaptations to a younger audience in this light-hearted, rapid-fire, short video.

Alysa McCall—Polar Bear Adaptations

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All About Polar Bears

Test your polar bear I.Q.! Do polar bears have fiber optic fur? Do they cover their black noses when hunting? Can we build artificial platforms to save them? Our biologists answer myths and provide facts about polar bears.

Polar Bear Myths and Facts

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