Basic to our understanding of any animal and its habitat requirements is knowing what it eats. Reported here are observations of feeding by 27 species of aphids encountered in Wisconsin over 1992-2002.
Williams, Andrew H.; Trager, James C.; and Voegtlin, David J.
"Feeding Records of Aphids (Hemiptera: Aphididae) From Wisconsin,"
The Great Lakes Entomologist: Vol. 37
, Article 5.
Available at: https://scholar.valpo.edu/tgle/vol37/iss1/5