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

Major support for NATURE is provided by the Arnhold Foundation, The Fairweather Foundation, Kate W. Cassidy Foundation, Sue and Edgar Wachenheim III, Kathy Chiao and Ken Hao, Charles Rosenblum, Sarah …

Nature.

Explore Free Resources
Explore More Ways to Watch

Stream More Nature

Explore More Ways to Watch

Bring the beauty and wonders of wildlife and natural history into your home with classic NATURE episodes.

Learn More