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Nature
The Biggest Threat to Bighorn Sheep
Bighorn sheep are quickly depleting in number due to a fatal bacteria that spreads like wildfire among herds. Discover the cause of this epidemic that is threatening this icon of the American west.
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Follow a female mountain lion in the Montana mountains over the course of a decade.
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See how the Arctic’s most enigmatic animals are coping as the sea ice melts.
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Follow a woman’s transformative journey as she nurtures wounded hummingbirds.
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After drought, the rains finally come. But can Katavi survive the flooding?