In Texas, about 50% of the bighorn sheep population was decimated in the last five years due to disease, biologists say.

Last fall, biologists captured dozens of bighorn sheep from the only disease-free herd left in Texas. Did it work? Jason ...

Volunteers with the Society for the Conservation of Bighorn Sheep install a rain collection system and artificial water ...

An urgent conference was recently held in West Texas to discuss and address the rapid decline of desert bighorn sheep in the ...

Bighorn sheep were introduced into North Dakota’s Badlands in 1956, and after a few ups and downs over the years, the population is doing well.

Lamb births during the last year numbered about 16, although only about one-third survived. Most lambs perish from predation or disease — but this rate of survival is fairly typical of the species.

Bighorn sheep could be in danger from domestic sheep Dec. 4, 2020 Updated Fri., Dec. 4, 2020 at 9:36 p.m. A bighorn ram and other sheep stand on the edge of a cliff in an undated photo in Hells ...

Because bighorn sheep are often visible throughout the Front Range, it’s easy for people to assume that the species is thriving, Meyers said.

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 ...

Bighorn sheep in central Washington could be in danger if domestic sheep continue to graze nearby. That’s the concern from two groups suing the U.S. Forest Service. June 18, 2025.

Prior to 2019, no one had really reported bighorn lambs with this parasite, said Fisk, lead author of the study. “So, it was kind of concerning, alarming, really, when we started to detect these ...