Basic to our understanding of any animal and its habitat requirements is knowing what it eats. Presented here are feeding observations of 18 species of caterpillars encountered in Wisconsin prairies and savannas over 1992-2002. These food plants are previously unreported for these insects.
Williams, Andrew H.
"Feeding Records of Caterpillars (Lepidoptera) From Wisconsin Prairies and Savannas,"
The Great Lakes Entomologist, vol 36
Available at: https://scholar.valpo.edu/tgle/vol36/iss2/6