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Contact: Suzanne Wu
swu@press.uchicago.edu
773-834-0386
University of Chicago Press Journals
Caption: North American grizzly bear (Ursus arctos) in Denali National Park, Alaska.
Credit: Photograph by Mark Chappell
Usage Restrictions: None
Related news release: Study shows hibernating bears conserve more muscle strength than humans on bed rest do
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