Download a professional PDF field guide featuring all the species found in Iroquois County. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 74 total documented species.

13-Year Cicada

Button Eryngo
Poison Ivy
Milk Snake
Pearl Crescent
Modesty
Horseweed

Bluejacket

Openfield Orbweaver

Beebalm
Sassafras
American Spurge

Soapwort
Indigo Bunting
Golden Cassia
Syrphid Fly

Rosinweed

Button Snakeroot

Pusley
Get all 74 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Compared to 8 nearby locations in Iroquois County County, Illinois
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 Iroquois County County.
The Iroquois County ecosystem supports 74 documented wildlife species across 68 taxonomic genera. Located in Iroquois County, Illinois, this area provides critical habitat with diverse natural communities. The location hosts 15 frequently observed species and 14 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Wellington, Iroquois County hosts 0% more species diversity. This location ranks #24 for species diversity among 100 Iroquois County County natural areas, placing it in the 76th percentile for biodiversity.