Download a professional PDF field guide featuring all the species found in San Juan. Perfect for outdoor adventures, education, and nature exploration.
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Compared to 8 nearby locations in Hidalgo County County, Texas
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 Hidalgo County County.
Showing 20 most frequently observed species out of 80 total documented species.

Orb Weavers
Moth
Garden Webworm
Necklace Veneer Moth
Great Kiscadee
Genista Broom Moth

Rosebelly Lizard
Wedgeling
Plain Chachalaca

Orange Virbia Moth


Queen
Southern Emerald
Inca Dove
Least Grebe


Get all 80 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
The San Juan ecosystem supports 80 documented wildlife species across 74 taxonomic genera. Located in Hidalgo County, Texas, this area provides critical habitat with diverse natural communities. The location hosts 17 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife.