The Grand Canyon is home to five different life zones, and its wildlife inhabitants are just as diverse as its terrain.

Banner Wyoming's ambulance coloring contest encourages children to nominate an animal to be featured on new ambulances debuting this fall.

California officials killed four gray wolves near Lake Tahoe, the state's first lethal removal under endangered-species ...

A viral video shows a foolhardy tourist attempting to feed an elk in Colorado, demonstrating a total lack of respect for wild animals.