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

After a completed necropsy, Colorado Parks and Wildlife confirmed that a 3-year-old wolf died from capture-related complications during a collaring operation in January.

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 ...

Colorado’s wolves made their first appearance within some southern Front Range watersheds in February.  Colorado Parks and ...

The U.S. Fish and Wildlife Service has authorized a highly unusual permit allowing a Republican Catron County Commissioner to kill a federally protected Mexican gray wolf.

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

(PUEBLO COUNTY, Colo.) — Gray wolf activity has been detected in Pueblo County, which is the farthest east wolves have been ...

Jonathan Wood is vice president of law and policy at the Property and Environment Research Center.

A newly revealed U.S. Fish and Wildlife Service document allows Catron County ranchers to kill any one endangered Mexican gray wolf who happens to be in the area of two grazing allotments near Quemado ...

The number of Mexican gray wolves in Arizona and New Mexico grew to at least 319 in 2025, as the species inches closer to possible downlisting from endangered to threatened.