Iowa State Entomology Index of Internet Resources
A searchable database of websites pertaining to insects and related organisms.

General Entomology
Detailed course notes and syllabus from class taught by John R. Meyer of North Carolina State University.

Insect Immunology
An investigation of insect immunology and evolution of the mammalian immune response.

University of Florida Book of Insect Records
This fascinating site consists of an ever-growing collection of articles documenting insect records such as most spectacular mating, fastest wingbeat, smallest eggs, and loudest.

Insect Chemical Ecology and Behavior Laboratory
Insect chemical ecology and behavior laboratory of Prof. Ring T. Cardé at the University of California Riverside

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

Biological Control: A Guide to Natural Enemies in North America
Text and photographs describing the biological control agents of insect, weed, and pathogen pests

Social Insects Web
Devoted to assembling databases about social insects, organizing research and standardizing research methods, and providing information and news updates.

Veterinary Entomology
An extensive site giving detailed accounts of the biology and control of insects that are important from both veterinary and medical perspectives.

Centre for Entomological Studies Ankara
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.

Cultural Entomology Digest
Studies the reasons, beliefs, and symbolism behind the inclusion of insects within all facets of the humanities.

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

Public Health Entomology
Public Health Entomology Research and Education Center conducts research on mosquito control. The site has downloadable "Entguides" on a number of insect species.

Allexperts Entomology
Entomologists available to answer questions about insects.

Systematic Entomology Laboratory, US Department of Agriculture
Provides research products, information, and services on a wide variety insects of importance to U.S. Agriculture.

Insectclopedia
An encyclopedia of Internet insect resources.

Soybean Insect Research Information Center
A database of the world's literature on soybean arthropods.

Kendall Bioresearch Services
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.

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

Infography - Insect Behavior
List of sources recommended for the study of insect behavior.

Insect Identification and Natural History
Entomology course site from the University of Nebraska-Lincoln.

David Young: Acquiring the Friedrich Tippmann Collection
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.

University of Alberta Entomology Collection
Searchable database of the E.H. Strickland Entomological Museum, with photographs of many specimens.

Pherobase
Extensive database on insect pheromones and semiochemicals.