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Colorado

Marmots can spend up to eight months in hibernation, so packing on the pounds during the short alpine summer is essential to their survival.

Cast Your Vote for the Chunkiest Alpine Rodent During Colorado’s First-Ever Fat Marmot Week

The inaugural competition puts eight yellow-bellied marmots head-to-head while shining a light on the science behind their seasonal weight gain and survival at high elevations

A moose called "Frank the Tank" in the Colorado mountains.

Are Moose Colorado Natives or Introduced Outsiders? New Research Suggests That the Animals Have Lived in the State for Centuries

Officials say moose weren’t established in the state until they were brought there in the late 1970s. But historical documentation and archaeological evidence indicate that they resided there long before that

Black Canyon of the Gunnison National Park is one of Colorado's International Dark Sky Parks.

Stay Up Late and Admire the Cosmos With This New ‘Stargazing Trail’ That Links Certified Dark Sky Destinations

The initiative debuts as Colorado gears up to celebrate the 150th anniversary of its statehood