Nature

The Biggest Threat to Bighorn Sheep

Clip: Special | 1m 17s

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

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 and Sandra Lyu in memory of Seung and Dorothy Lyu, Filomen M. D’Agostino Foundation, Lillian Goldman Charitable Trust, Gregg Peters Monsees Foundation, Koo and Patricia Yuen, Arlene and Milton D. Berkman, Sandra Atlas Bass, Bradley L. Goldberg Family Foundation, The Hite Foundation, by the Corporation for Public Broadcasting and by Viewers Like You.

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