Nature. Fortress of the bears [videorecording (DVD)] / a production of Moore & Moore Films and Thirteen ; in association with National Geographic Channel and WNET ; produced by Chris Morgan ; written by Janet Hess.
Part of the massive Tongass National Forest, Admiralty Island in Southeast Alaska supports the largest concentration of bears anywhere in the world. Sustained by a wealth of salmon streams, isolated and protected by their environment, some 1,700 Alaskan brown bears are part of a unique circle of life that has played out here for centuries.
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