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

Colorado's gray wolf population has roamed north toward the Wyoming border, west toward Mesa County, south toward Conejos County and east into Pueblo County. Gray wolves, a once extirpated species, ...

A proposed resolution would urge Congress to remove the Mexican gray wolf from the endangered species list and allow Arizona ranchers to kill wolves on their land.

Arizona wildlife managers say consistent growth in the Mexican gray wolf population could trigger the species' downlisting ...

The death of a gray wolf during routine collaring operations in Routt County last month was caused by acute cardiogenic shock ...

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

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

Colorado’s wolves made their first appearance within some southern Front Range watersheds in February.  Colorado Parks and Wildlife’s latest gray wolf activity map — which shows the watersheds where ...

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 ...

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 ...

Wolves Weekend is a celebration of the IMAX film Lost Wolves of Yellowstone.