Download a professional PDF field guide featuring all the species found in Colorado River. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 37 total documented species.

Anna'S Hummingbird

Gila Woodpecker

California Fagonia

Arizona Lupine

Monkeypod


Killy-Killy

Castor

Acacia Mistletoe

Blue Paloverde

Mormon Tea
White-Winged Dove
Northern Mockingbird
Black Phoebe
Collared Dove
Mourning Dove
Get all 37 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Compared to 8 nearby locations in Yuma County County, Arizona
These comparisons are based on documented wildlife observations from citizen science data. Locations with higher species counts may have more observation activity, different habitat types, or larger coverage areas. Regional rankings help identify biodiversity hotspots and unique natural areas within Yuma County County.
The Colorado River ecosystem supports 37 documented wildlife species across 36 taxonomic genera. Located in Yuma County, Arizona, this area provides critical habitat with diverse natural communities. The location hosts 8 frequently observed species and 7 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Colorado River nearby has 12% more documented species, Colorado River offers unique wildlife observation opportunities.