Nature. Season 30, Episode 6, Fortress of the bears / a production of Moore & Moore Films and Thirteen ; in association with National Geographic Channel and WNET ; produced by Shane Moore, Janet Hess ; written by Janet Hess.

Alaska's Admiralty Island is home to an estimated 1800 brown bears, the largest concentration of bears in the world. Nearly 100 miles long and 20 miles wide, it is half the size of Yellowstone National Park, yet it sustains four times more grizzlies. The native Tlingít people call this island...

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Bibliographic Details
Other Authors: Hess, Janet (Producer), Moore, Shane (Producer), Morgan, Chris, 1968- (Narrator)
Format: Video
Language:English
Published: Arlington, VA : Public Broadcasting Service (PBS), 2012.
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