Download a professional PDF field guide featuring all the species found in Costilla County. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 77 total documented species.

Plains Pricklypear
Quiver-Leaf

Clark'S Nutcracker
Mourning Dove

Pinyon Jay

Low Nailwort

Owl'S-Claws

Pinyon Pine
Booby

Colorado Four-O'Clock

Mountain Chickadee

Beargrass

Violet-Green Swallow
Chipping Sparrow

Ghostweed
Collared Dove

Ruddy Mongoose

Greek Milkweed


Crosswort
Get all 77 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 Costilla County ecosystem supports 77 documented wildlife species across 70 taxonomic genera. Located in Costilla County, Colorado, this area provides critical habitat with diverse natural communities. The location hosts 16 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Blanca, Costilla County hosts 208% more species diversity. This location ranks #1 for species diversity among 100 Costilla County County natural areas, placing it in the 99th percentile for biodiversity.