Travel with kindness to all that lives
Colorado landscape.
September rut draws photographers; bugles audible at distance.
Best months: Sep · Oct · Nov
Stable; ~280,000 in Colorado per CPW 2024 (largest US herd)
Full guide →Moose are the largest deer species, found in wet meadows.
Best months: Jun · Jul · Aug
Reintroduced population, stable in northern Colorado
Full guide →Colorado's state mammal, found in rugged alpine and canyon habitats.
Best months: Jul · Aug · Sep · Oct
Stable in Colorado, but sensitive to disturbance
Full guide →Pronghorn are the fastest land animal in North America, capable of sustained high speeds.
Best months: Sep · Oct
Widespread across western plains, populations are stable to increasing
Full guide →Mule deer thrive here; their antlers and ears make them.
Best months: Sep · Oct · Nov
Stable and widespread across Colorado's diverse habitats
Full guide →
gray cranes with red foreheads.
Best months: Sep · Oct
Migratory, large flocks staging in fall
Full guide →
Bald eagles gather near open water in frozen reservoirs to hunt fish and waterfowl.
Best months: Dec · Jan · Feb · Mar
Winter resident at lakes and reservoirs, recovering population
Full guide →
Golden Eagles patrol alpine ridges year-round, especially in winter.
Best months: Dec · Jan · Feb · Mar
Widespread but uncommon resident; watchable in winter
Full guide →
Male is brilliant yellow, red face, black wings
Best months: May · Jun · Jul · Aug
Common summer resident in Colorado mountains
Full guide →
Often seen at picnic areas, stealing food or scolding hikers.
Best months: Sep · Oct · Nov
Common resident in Colorado montane forests
Full guide →
Non-native but popular for its beauty and fight
Best months: Jun · Jul · Aug
Introduced, widespread in cold high country waters
Full guide →
Once thought extinct, now reintroduced into a few cold mountain streams.
Best months: Jun · Jul · Aug
Greenback cutthroat trout, a state-listed species in recovery
Full guide →
Colorado's Gold Medal waters offer world-class rainbow trout fishing.
Best months: Apr · May · Jun · Jul · Aug · Sep · Oct
Thriving in stocked and wild populations across Colorado
Full guide →
Introduced in late 1800s, now a prized game fish in Colorado's cold rivers.
Best months: Mar · Apr · May · Jun
Widely stocked and naturalized, common in many Colorado rivers
Full guide →
Male's brilliant blue is unmistakable against the Colorado sky.
Best months: Mar · Apr · May · Jun
Common summer resident in open mountain habitats.
Full guide →Make it a trip
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