Visit Colorado: A duck dries off on a log in Rocky Mountain National Park
Visit Colorado: Pronghorn, the fastest land animals in the western hemisphere
Visit Colorado: A mountain goat on Mount Evans shedding his heavy winter coat
Visit Colorado: A marmot surveys the surroundings on Mount Evans
Visit Colorado: A mountain goat grazes on spring blooms
Visit Colorado: A bull elk bugles in Rocky Mountain National Park
Visit Colorado: A family of mountain goats climbs to higher ground
Visit Colorado: A mountain goat climbs the rocks on Mount Evans
Visit Colorado: A mountain goat kid picks his way through rocks on Mount Evans
Visit Colorado: Elk graze unperturbed in Rocky Mountain National Park
Visit Colorado: Pelicans skim waters near Denver in search of fish
Visit Colorado: Elk in Rocky Mountain National Park vie for dominance with a grand display
Visit Colorado: Sand hill cranes fill the landscape in South Central Colorado
Visit Colorado: Birdwatching is extremely popular in Southeast Colorado
Visit Colorado: A bird flys low over water near Denver in search of fish
Visit Colorado: A gaggle of geese near Lamar
Visit Colorado: A flock of birds fills the sky in Southeast Colorado
Visit Colorado: Horses under the golden glow of sunset near Lamar
Visit Colorado: Two elk butt heads during the rut in Rocky Mountain National Park
Visit Colorado: A bull elk in Rocky Mountain National Park
Visit Colorado: A resident herd of elk in Rocky Mountain National Park
Visit Colorado: Canadian and snowgeese near Lamar
Visit Colorado: Pronghorns scamper across the the northeast plains of Colorado.