Colorado’s gray wolves roamed farther into the Western Slope last month, with at least one of the canines setting foot in a watershed that extends to the Utah border, according to a new map ...

The smallest gray wolf subspecies in North America, the Mexican gray wolf is also one of the rarest and most imperiled mammals on the continent. The U.S. Fish and Wildlife Service (and its predecessor ...

An endangered and protected species, gray wolves are slowly making a comeback in California after they were hunted to extinction statewide a century ago. That's putting them at odds with ranchers ...

Gray wolves in Colorado have expanded their range into the Western Slope, with at least one wolf reaching a watershed near the Utah border. This movement is documented in a new map showing data ...