Guarda video gratuiti Yellowstone National Park: Bison

(175 MB) aggiunto il 13 May 2016 giocato 183 volte Animali Animali Selvaggi 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.