Kijk gratis video Yellowstone National Park: Bison

(175 MB) toegevoegd op 13 May 2016 166 speeltijden Dier Wild dier Nature
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Yellowstone National Park: Bison

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Yellowstone preserves the most important bison herd in the United States. Learn more about the near extinction and recovery of these remarkable animals, how they make it through harsh winters, and what their survival says about our ability to share the landscape with another species.