Ants
A Checklist of the Ants of Michigan, Ant Baits: A least toxic control, Ant Colony Cycle, Ant Control, Ant Identification, Ant News, Ant Photo Library, Ant: A Morphological Tour of the Super Organism, Ants of Arizona, Ants of Borneo
Bees
Andrena, Apis, Bombus, Megachile, Osmia, Solitary Bees, Xylocopa, Alternative Pollinators, Apidologie, Australian Native Bee Research Centre, B-EYE, Brisbane Bees, Honey Bee Swarms, Honey Bee Swarms and Bees in Walls, Hymenoptera.de, Life Cycle and Variations of Bees, Nature: Alien Empire - Enter the Hive
Wasps
Brisbane Wasps, Chrysis Net, Cicada Killer Wasp, Cicada Killer Wasp, Common Missouri Wasps and Bees, Encarsia formosa, Eretmocerus eremicus, Mud Daubers, Paper Wasp, Paper Wasps and Hornets
Ants, Bees and Wasps: Index of the Order Hymenopte
Stunning insect macrophotography combined with informative descriptions. Browse through the database and develop a respect and appreciation for these extraordinary animals.
Apiculture and Social Insect Laboratory
Department of Animal and Plant Sciences, Sheffield University.
Brisbane Sawflies, Wasps, Bees and Ants
Pictures and information of Hymenoptera in Brisbane, Australia.
FAQs to Bumblebees, Wasps, and Hornets
German site with answers to common questions about stinging insects.
Hymenoptera at NCState
This page has resources on Hymenoptera, the ants, bees, wasps, and sawflies.
International Society of Hymenopterists
Journal of Hymenoptera research, conferences, society information.
Introduction to the Hymenoptera
This resource for eusocial insects is small but detailed. UC Berkeley, updated regularly.
Susanne Schulmeister's Hymenoptera Reference
Information and current research about sawflies and other Hymenoptera.
The Social Insects Web
Study of eusocial insects, primarily the order hymenoptera.
UK Biodiversity Action Plans for Bees and Wasps
Status and conservation of 24 species.