Nature

The Biggest Threat to Bighorn Sheep

Clip: Special | 1m 17s  | Video has closed captioning.

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.

Aired: 12/10/18

Rating: NR

Problems Playing Video? | Closed Captioning

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