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Mark Dumas, also known as "Grizzly Man", is the only person in the world who can swim with an adult polar bear. The fearless polar bear handler from Abbotsford, British Columbia, regularly swims in his pool with 16-year-old female polar bear Agee. Watch his amazing footage below, and share it with your friends if you haven't already!

For more amazing footage of the amazing side of life, visit the Barcroft Media website.