Fremont County was home to the largest herd of Rocky Mountain bighorn sheep in the lower 48 states — an estimated 2,500 animals.

People like to think the more animals on the landscape, the better. And it’s easy to see the basis for that argument. Before European settlers, between 1.5 million and 2 million bighorn sheep ...

During July and August, big game biologist Brett Wiedmann will conduct the annual summer bighorn sheep survey to count and ...

At least 20 desert bighorn sheep have died in a San Gorgonio mountain population in Southern California, 100 miles east of Los Angeles. The cause of death? Pneumonia, most likely from domestic ...

In case of a bighorn sheep emergency, call the Bighorn Institute at 760-346-7334. If you are unable to reach the institute, call Erin Schaeffer with California Fish and Wildlife at 760-628-4022.

In the heat of the Arizona summer, it is usually more difficult to see much of its wildlife as most species are staying in the shade and often not moving ...

Overhead, desert bighorn sheep cross U.S. Highway 93. The sheep aren’t headed to Las Vegas, like other travelers on the highway near Hoover Dam on the Arizona-Nevada border. The bighorn ...

A bighorn ewe takes a hard look at Montana Fish, Wildlife and Parks lab supervisor Neal Anderson and veterinarian Jennifer Ramsey earlier this week. The two were looking for sick bighorn sheep in ...

Wood said there are many naturally-occurring pathogens that cause pneumonia in bighorn sheep, and animals are normally able ...

Join NWPB reporter Rachel Sun to learn about bighorn sheep restoration in the northwest. Members of the Hells Canyon Initiative gathered Dec. 8 on the Idaho side of Hells Canyon south of Lewiston ...

MISSOULA, Mont. — Two bighorn rams from hunting district 622 have tested positive for bacteria that cause pneumonia. One sheep was harvested by the hunter in the fall. Another died during spring ...