Sierra Nevada bighorn sheep are well-adapted to snowy winters at high altitudes, Stephenson said. But several above-average ...

a federally recognized recovery center for the sheep. In 2000, we won protections for the bighorn and more than 50 other endangered species in Southern California's national forests; in 2001, we ...

Although they once populated the High Sierra by the thousands, European settlement of the West brought domestic sheep and other threats to the bighorns' habitat, and the species is thought to have ...

Conservationists are forced to take a bit of a wait-and-see approach in the coming winters. Conservationists thrilled after ...

A group of University of Montana researchers are in year two of a five-year study funded by Montana, Fish, Wildlife and ...

Nov. 26—AUSTIN — The Texas Parks and Wildlife Department (TPWD) invites the greater El Paso community to come celebrate the reintroduction of desert bighorn sheep into their once-native range at ...

But in a recent study, a team of researchers documented five cases in wild bighorn sheep. “We have seen Toxoplasma as a cause of fetal and neonate loss pretty commonly in domestic sheep, ...

Male bighorn sheep are susceptible to local environmental ... females live 18.6% longer than males from the same species. This is much larger than the well-studied difference between men and ...