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

Ghostweed

Greek Milkweed
Turkey Vulture

Douglas Rabbitbrush

Plateau Fence Lizard

Beargrass
Medick

Plains Pricklypear

Pinyon Pine

Colorado Four-O'Clock
Paper Wasp

Winterfat

Striped Grasshopper

Crested Wheatgrass

Linear-Leaved Four-O'Clock

Western Harvester Ant
Band-Winged Meadowhawk

Mountain Chickadee

Squirreltail
Orb Weavers
Get all 20 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Compared to 8 nearby locations in Costilla County County, Colorado
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 Costilla County County.
The San Luis ecosystem supports 20 documented wildlife species across 19 taxonomic genera. Located in Costilla County, Colorado, this area provides critical habitat with diverse natural communities. The location hosts 5 frequently observed species and 3 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Costilla County nearby has 74% more documented species, San Luis offers unique wildlife observation opportunities.