An action-packed outdoor adventure tale about Youk, an orphaned cub, and the wounded giant grizzly who befriends him. Threatened by gunfire, they begin a desperate quest for survival.

A grizzly bear domesticated by a park ranger and an accident prone deer band together with other forest animals to drive hunters from the forest; Boog and Elliot try to rescue Mr. Weenie from a group of show dogs determined to find his previous owners; when Boog's friends can't make their annual getaway, he takes a trip by himself and trades places with a circus bear; Elliot and friends come together to uncover the mystery of the Wailing Wampus Werewolf....