Download a professional PDF field guide featuring all the species found in Sullivan. Perfect for outdoor adventures, education, and nature exploration.
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Compared to 8 nearby locations in Moultrie 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 Moultrie County County.
Showing 20 most frequently observed species out of 41 total documented species.
Poison Ivy

Baptisia
Mock Strawberry
Henbit

Lilac
Purslane
Mallard
Redhead
Kingfisher
Bonaparte'S Gull
Ring-Necked Duck
Bufflehead
Turkey Vulture
Ruddyduck
American White Pelican
Mayapple
American Columbo
Turkey-Corn
Song Sparrow
Pintail
Get all 41 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
The Sullivan ecosystem supports 41 documented wildlife species across 36 taxonomic genera. Located in Moultrie County, Illinois, this area provides critical habitat with diverse natural communities. The location hosts 9 frequently observed species and 8 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Moultrie County nearby has 45% more documented species, Sullivan offers unique wildlife observation opportunities. This location ranks #11 for species diversity among 55 Moultrie County County natural areas, placing it in the 80th percentile for biodiversity.