Fortress of the Bears
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.
Runtime: 52 Min
Quality: HD
Release: Jan 25, 2011
Country:
Keyword : nature documentary, pbs nature
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