A gray wolf has entered a watershed that includes parts of Jefferson County and Denver, according to the new gray wolf ...

Motion-activated field cameras, GPS collars, wolf scat analysis and cattle tail hair samples are helping University of California, Davis, researchers shed new light on how an expanding and ...

A new book explores what the wolf’s return to the continent means for people who have never known its presence.

California wildlife officials confirmed three new wolf packs in Northern California, bringing the state total to 10.

The agency is “sussing out” these potential dens using data from the GPS collars that the majority of Colorado’s wolves are wearing. “When we have followed a couple of animals that are paired, ...

Motion-activated field cameras, GPS collars, wolf scat analysis and cattle tail hair samples are helping University of California, Davis, researchers shed new light on how an expanding and protected ...

Motion-activated field cameras, GPS collars, wolf scat analysis and cattle tail hair samples are helping University of California, Davis, researchers shed new light on how an expanding and ...

He said the investigator usually looks for telltale hemorrhaging and bruising spots indicative of a wolf kill but it's difficult to determine what killed the calf if not enough of the carcass is left.

Since January, one female wolf has traveled nearly 1,700 miles in Colorado, the same distance between Denver and Washington D.C., he said, adding that this was an anomaly among the state’s wolves.