Herper.com: Invertebrates - Articles and links related to insects, arachnids, and other invertebrates.
Identification of Insects - An overview of morphological features of the different Classes of arthropods and Orders of insects, with photos of Italian arthropods by Alessandro Strano.
Insects and More - Image galleries of butterflies, odonates, other insects, and other arthropods from Texas.
Insects of Ojibway Prairie, Windsor, Ontario - Photo galleries and information on spiders, chiggers, mayflies, fireflies, dragonflies, butterflies, moths, leafhoppers and other invertebrates of urban areas, wetlands, prairies, and woodlands.
Introduction to the Arthropoda - The Arthropods, the largest animal phylum, includes insects, spiders, crustaceans, and others. Comprehensive information from UC-Berkeley website.
Introduction to the Cheliceramorpha - About the arthropod order that includes spiders and scorpions, mites and ticks, horseshoe crabs, and daddy-longlegs. Cheliceramorpha includes spiders and scorpions, mites and ticks, horseshoe crabs, daddy-longlegs, and extinct "sea-scorpions."
Iowa State University Entomology Image Gallery - A large collection of photographs and movies of insects and other arthropods and they damage they cause. Includes links to accompanying articles.
TIARA - Collaborative biological information system for the insects and terrestrial arthropods of the south-central United States and adjacent Mexico. Classification, range maps, taxon lists, images, Texas A and M University holdings, and links.
What's That Bug? - Information, user-contributed images, and identification help for insects and relatives of North America.
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