Brisbane Wasps: Pictures and information of wasps in Brisbane, Australia.
Chrysis Net: Information about Hymenoptera : Chrysididae (cuckoo wasps) - biology, morphology, collecting and studying, drawings, and macro photos.
Cicada Killer Wasp: From A Field Guide to Common Texas Insects, by Bastiaan Drees and John Jackman.
Cicada Killer Wasp: Ohio State University extension factsheet.
Common Missouri Wasps and Bees: This site offers lots of detailed information on wasps and bees, particularly those found in Missouri.
Encarsia formosa: Text and photographs describing the biological control agent, Encarsia formosa, a parasitoid of whiteflies
Eretmocerus eremicus: Parasitic wasp used for biological control.
Mud Daubers: Life cycle, habitat, and food sources of Chalybion, Sceliphron and other genera of this wasp.
Paper Wasp: Photographs, life cycle, habitat, and pest status of Polistes sp. of wasps.
Paper Wasps and Hornets: Ohio State University Extension fact sheet on Polistes fuscatus pallipes, Polistes dominulus, and Dolichovespula maculata.
Polistine Wasps and the Colony Cycle: Behavior of Polistine Wasps.
Prof. Chuck Holliday's Cicada-Killer Page: Includes photographs, life cycle, publications, and species.
Red Velvet Ant or Cow Killer: Factsheet on the flightless wasp Dasymutilla occidentalis.
Research on Chalcidoid Systematics: Information about research on the Chalcidoidea from the University of California, Riverside.
Social Wasps And Their Nests: This website discusses all aspects of social wasps (hornets, yellowjackets, and paper wasps). It includes an introduction, a gallery, a forum, and numerous tips.
Southern Yellowjacket: Factsheet on Vespula squamosa.
The Cicada Killer Thriller: The life cycle of the cicada killer wasp (Sphecius), suggestions for control, and a bibliography.
The European Paper Wasp: Information about the recent infestation of the US by this species (Polistes dominulus).