The U.S. logged fewer than 20 measles cases this week, though Iowa announced the state's first outbreak Thursday and Georgia confirmed its second Wednesday.

The wayfaring wolf, captured twice in Northern New Mexico, recently set her sights on a new horizon: motherhood.

Conservationists have been sounding the alarm about a looming “genetic crisis” in the Mexican gray wolf community as ...

The strategy is meant to distract a pack away from calves in Pitkin County, where ranchers are growing increasingly ...

The six Mexican wolf pups were only 10 days old when they made their unusual journey from the Endangered Wolf Center in ...