Meet Ahpun and Oreo, polar bear and brown bear playmates at the Alaska Zoo! Since their arrival as orphan cubs in 1998, Ahpun and Oreo have delighted zoo visitors with their antics. This fun-filled video captures playtime in the pool, and plenty of bear hugs, as you watch this energetic duo growing up. While enjoying their playful behavior, you’ll learn how polar bears and brown bears are different.