Rocky Mountain bighorn sheep stand on a cliff overlooking Colorado 119 in Clear Creek Canyon in 2008. A large band of the animals adapted to and survived the Waldo Canyon fire.

An easy hike from Jones Hole National Fish Hatchery to the Green River offers a chance to see Fremont Indian rock art, Rocky Mountain bighorn sheep, and large trout swimming in the crystal clear ...

Bighorn males, called rams, are famous for their large, curled horns. These impressive growths are a symbol of status and a weapon used in epic battles across the Rocky Mountains. Fighting for ...

The Rocky Mountain bighorn sheep springs up near-vertical cliff faces with ease. Special hooves help them snag little protrusions in the rocks and give them grip. Coming down, the bighorn can leap ...