Arctic Vets

Dr. Chris heads to Churchill, Manitoba, for the dramatic rescue and release of a wild adult polar bear; an 800-pound musk ox in urgent need of a hoof trim wakes up mid-procedure; Storm the rescued polar bear struggles to walk.

Former movie wolf Gambit isn't eating; on the tundra, Dr. Stephen gets between an aggressive male polar bear that threatens another momma bear and cubs; Jackie and Heather investigate a rescued polar bear's injured paw.

Dr. Chris is back working with the Polar Bear Alert Team to prevent polar bears from getting too close to the town of Churchill, Manitoba; he heads to the Canadian Polar Bear Habitat in Cochrane, Ontario, to treat a bear with an injured elbow.

Intern vet Whitney works with Dr. Charlene and Dr. Chris to remove tumors on two rescued gray wolves; Heather helps C-Jae with health checkups on nine rescued polar bears; a tricky hoof trim on a reindeer with dangerous antlers.