For the first time since their species was reintroduced in Colorado, a gray wolf has been tracked into Pueblo County.

When the Chernobyl nuclear disaster happened on April 26, 1986, the region became one of the most heavily contaminated areas on the planet. A 1,000-square-mile area surrounding the doomed nuclear ...

Mexican gray wolves continue to be one of the most controversial conservation issues in Arizona and across the region.

Such killings are not new but are typically carried out by wildlife officials.

Arizona and New Mexico wildlife agencies recently reported that the population of endangered Mexican gray wolves grew by 33 wolves last year.

Jennifer Starbright’s first wolf sighting yielded an eye-catching video on the shoreline of Lake Superior. A gray wolf ran up the snowy shore between rolling waves and her house on the morning of ...

Arizona House passed bills allowing ranchers to kill Mexican gray wolves, drawing challenges from Democrats over the Endangered Species Act ...

State and federal wildlife agencies reported 319 Mexican gray wolves in the wild, up from 286 a year ago.

At least one of Colorado’s gray wolves had made its way into a watershed that crosses through Pueblo County, according to a gray wolf activity map shared by Colorado Parks and Wildlife (CPW).

For the first time in a century, biologists have documented a gray wolf in Los Angeles County over the weekend, a sign that these predators that were eliminated from the state by hunters are ...

Champions of the Mexican gray wolf are watching a bill introduced in Congress by Rep. Paul Gosar, R-AZ, to remove the wolf ...