Download a professional PDF field guide featuring all the species found in Waterloo. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 74 total documented species.
Poison Ivy
Common Eastern Bumblebee
Sassafras
Mayapple
Brown-Belted Bumblebee

Black And Gold Bumble Bee

Beefsteakplant
Pawpaw

Althea

Great Horned Owl
Golden Cassia
Ailanthus
Woodbine
Horseweed
Japanese Clover

Balm
Amur Honeysuckle
American Robin
Poke
Rusty Blackbird
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 Monroe 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 Monroe County County.
The Waterloo ecosystem supports 74 documented wildlife species across 69 taxonomic genera. Located in Monroe 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. While Monroe County nearby has 4% more documented species, Waterloo offers unique wildlife observation opportunities. This location ranks #26 for species diversity among 100 Monroe County County natural areas, placing it in the 74th percentile for biodiversity.