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 Family in memory of Henry and Clarisse Arnhold, Sue and Edgar Wachenheim III, The Fairweather Foundation, the Kate W. Cassidy Foundation, …

NATURE Now

Webpage

NATURE Now

Get the latest on what's happening in the natural world, plus insider info on new NATURE documentaries and more on the official NATURE blog.

Learn More