Mike Quinn's site with images of Danaidae butterflies and other insects on milkweed, plus many links to general entomology and Lepidoptera-specific resources.

Links to more than 6000 insect-related URLs for beginners to entomologists.

Guide to online insect systematic resources from North Carolina State University.

Extensive database on insect pheromones and semiochemicals.

Guide to the classification and identification of insects and other arthropods, with biological notes and examples for all major groups. Information on control of rural and domestic insect pests.

Independent research center, museum, and library in Turkey that supports entomological research based on its collection of specimens (especially Lepidoptera), organizes expeditions, and publishes the results of the studies.

Searchable database of the E.H. Strickland Entomological Museum, with photographs of many specimens.

Text and photographs describing the biological control agents of insect, weed, and pathogen pests

Entomologists available to answer questions about insects.

Exhibit of selected volumes from the NCSU Libraries' collection of entomological literature, pertaining to the history of science from the Pre-Linnean period through the 19th and early 20th centuries.