US Fish and Wildlife Service

The Museum Fire burned nearly two thousand acres north of Flagstaff last July. The area is home to a federally threatened species, the Mexican Spotted…

A U.S. judge has halted tree-cutting activities across thousands of square miles of the Southwest until federal agencies can get a better handle on how to…

This week the Trump administration announced revisions to the Endangered Species Act, which allow the government to present the economic costs of…

Wildlife managers say investigators are looking into the death of a Mexican gray wolf that was found last month in New Mexico.The U.S. Fish and Wildlife…

A dozen Mexican gray wolf pups are being raised by wild packs in Arizona and New Mexico as biologists mark another season of playing matchmaker to bolster…

More Mexican gray wolves are roaming the American Southwest now than at any time since federal biologists began reintroducing the predators more than two…

Biologists with the National Academies of Sciences, Engineering and Medicine have declared that the Mexican gray wolf is a valid subspecies. KNAU’s Ryan…

Mexican gray wolves were once common throughout the southwest United States and into central Mexico. But their populations were decimated in the…

Arizona ranchers can now apply for grants as part of an effort to research measures that could prevent conflicts between livestock and Mexican gray…

Albuquerque's zoo has received another Mexican gray wolf as part of an international recovery effort that includes breeding the endangered animals in…