Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
[cite:592730]
pictorial keys to important pest spp. and sound general info on several major groups, incl. aphids, mealybugs, scale insects, whiteflies, thrips, etc.
http://www.entomology.umn.edu/cues/inter/inmine/index.html