S23 · E321 नव॰ 2004 · 53 मि॰
S23 · E321 नव॰ 2004 · 53 मि॰
Yellowstone's restored grizzly-bear population and its conflicts with humans are examined, with food the force driving the bears, which have been protected as endangered species for 30 years. That's now challenged by lawmakers, while ecological changes threaten bears' food sources. Chris Cooper narrates.
सदस्यों द्वारा अपने विचार साझा करने के बाद समीक्षाएँ यहाँ दिखाई देंगी।
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