In 1976, the Mexican gray wolf was declared an endangered species by the U.S. Fish and Wildlife Service. Once driven to the ...

Over the last month, two of Colorado’s latest gray wolf transplants were killed after crossing the border into Wyoming.

After being delayed a day, Colorado Parks and Wildlife published the April wolf activity map that shows extensive travel from ...

The agency said that one female gray wolf made "significant" movements in Colorado, covering over 1,230 miles since being ...

The population of wild Mexican wolves in the Southwest has reached a new milestone, now totaling 286, according to a joint ...