The Janesville ecosystem supports 79 documented wildlife species across 75 taxonomic genera. Located in rock county, wisconsin, 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 City of Beloit, Janesville hosts 229% more species diversity. This location ranks #2 for species diversity among 6 rock county County natural areas, placing it in the 67th percentile for biodiversity.
Showing 20 most frequently observed species out of 79 total documented species.
black bindweed
Widow Skimmer
wild carrot
white melilot
Halloween Pennant
Eastern Amberwing
Virginia-Silk
Punctured Tiger Beetle
ground ivy
American white waterlily
Bulb Bladderfern
Banded Longhorn Beetle
Carolina Grasshopper
shinwood
Black and Gold Bumble bee
Red-belted Bumble Bee
Dark Paper Wasp
Ladybird beetle
Six-Spotted Tiger Beetle
Get all 79 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Download a professional PDF field guide featuring all the species found in Janesville. Perfect for outdoor adventures, education, and nature exploration.
Download a professional PDF field guide featuring all the species found in Janesville. Perfect for outdoor adventures, education, and nature exploration.
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Discover 8 other wildlife-rich locations near Janesville. Each offers unique biodiversity and wildlife viewing opportunities.
These nearby locations complement Janesvillewithin Rock County's wildlife network. Species counts reflect documented observations and help identify the most biodiverse areas for your nature explorations.