Diptera: Flies and Mosquitoes
- The characteristics of these insects, their life cycle, feeding and habitat, with illustrations.
- http://www.ento.csiro.au/education/insects/diptera.html

In Praise of Blackflies
- Illustrated article by William Amos on these insects, particularly their interesting larvae which can be found living precariously in fast-moving brooks.
- http://www.microscopy-uk.org.uk/mag/artaug00/bablackfly.html

The Blow Fly in 3D
- A microscopic survey by Wim van Egmond of this insect, with images of its head, eyes, feet, mouth, antennae, wings and breathing apparatus.
- http://www.microscopy-uk.org.uk/mag/artfly/blow.html

The Fly Proboscis
- Article by Mike Samworth describing this feature with a microscopic image of the mouthparts of Calliphora vomitoria.
- http://www.microscopy-uk.org.uk/mag/artmay98/probob.html

All About Hoverflies
- Comprehensive study by C V Duke of these insects, their classification, biology and life cycle, with a gallery of common British species.
- http://www.microscopy-uk.org.uk/mag/artmay07/cd-hoverflies.html

Gallery: Garden Hoverflies
- Space for Nature provides a gallery of photographs of species that can be found in the UK.
- http://www.wildlife-gardening.org.uk/default.asp?gallery=Galleries\Animals\Insects\Flies\Hoverflies

Hoverflies of Adur
- Many photographs of hoverflies and various information about them.
- http://www.glaucus.org.uk/Hoverflies.html

Hoverflies
- Photographs and identifying features of Eristalis arbustorum, E. intricarius, E. pertinax and E. tenax.
- http://www.gwydir.demon.co.uk/insects/eristalis.htm

Springbrook Glow Worms Research Centre - Queensland.
- Information about privately funded research into the genus Arachnocampa (Type species: Arachnocampa flava Harrison, 1966).
- http://springbrook.info/glow_worms/

Life Cycle of the Whitefly
- Tour of 9 slides showing the development of this insect from an egg to a fully emerged adult.
- http://www.whitefly.org/LifeCycle/EW_LifeCycleIndex.asp

"Stealth" Flies On Birds: The Hippoboscids
- Photographs and information about these flat insects that parasitze birds and mammals.
- http://www.hiltonpond.org/ThisWeek051108.html

North American Dipterists Society
- A variety of resources for scientists that study the insect order Diptera, true flies. Includes newsletters "Fly Times" and "Tachinid Times", Tachinidae resources.
- http://www.nadsdiptera.org/

iStudy Flies
- Observations, how flies affected the course of history, and pictures.
- http://fohn.net/pictures-of-flies/

Catalogue of the Craneflies of the World
- Comprehensive taxonomic information on 17311 taxa in the families Pediciidae, Limoniidae, Cylindrotomidae, and Tipulidae (Insecta, Diptera, Tipuloidea), including distribution data by country.
- http://ip30.eti.uva.nl/ccw/

Diptera.info
- Deals with all aspects of dipterology (the study of Diptera: flies and midges) and dipterists worldwide. Includes images and forums.
- http://www.diptera.info/

Species List for Hoverflies (Diptera: Syrphidae) in Cornwall
- A list of hoverfly species recorded in Cornwall, UK.
- http://www.erccis.co.uk/species/hoverflychecklist.php

Flies in the Home
- University of Nebraska Cooperative Extension in Lancaster County factsheet and audio on flies found in the home, biology and control.
- http://lancaster.unl.edu/enviro/pest/factsheets/015-96.htm

Garden Safari: Introduction to Diptera
- Photographs and information about flies and gnats in a garden in The Netherlands.
- http://www.gardensafari.net/english/flies.htm

Lovebug - Plecia nearctica
- Detailed information about Plecia nearctica (Diptera: Bibionidae), swarming flies that are a nuisance to motorists in the southern US.
- http://creatures.ifas.ufl.edu/misc/lovebug.htm

Love Bugs on the Move
- Information about Plecia nearctica, commonly called "love bugs", which emerge en mass and form large swarms. Site includes photos, video, poetry, and links.
- http://cricket.biol.sc.edu/luvbug.html

Information on Robberflies of Germany
- Detailed information on the Asilidae of Germany, including distribution maps, flight period diagrams, histograms, and information on habitat requirements. In German and English.
- http://www.asilidae.de/

Checklist of the Diptera of the Netherlands
- Information about the checklist by Paul Beuk, which can be ordered on CD-ROM.
- http://home.hccnet.nl/paul.beuk/

Mydidae (Diptera: Asiloidea)
- Detailed information, including morphology, life history, and phylogeny, with bibliography and links.
- http://www.mydidae.tdvia.de/

Robber Flies (Asilidae)
- Detailed information and links.
- http://www.geller-grimm.de/asilidae.htm

Chironomidae and Water Beetles of Florida
- Information on Chironomidae and water beetles, checklists for Florida, North and South Carolina; information on how to obtain identification manuals.
- http://home.earthlink.net/~johnepler/

The Fly in Your Eye
- Full text of a book by Jim Heath telling the story of the war between bush flies and dung beetles in Australia. Includes cartoons, facts, and drawings.
- http://www.viacorp.com/flybook/fulltext.html

Diptera
- Characteristics, phylogeny, and images from the Tree of Life project.
- http://tolweb.org/tree?group=Diptera&contgroup=Endopterygota

Diptera Site
- Detailed information about flies from the USDA Systematic Entomology Laboratory.
- http://www.sel.barc.usda.gov/diptera/diptera.htm

Chronobiology in Drosophila m.
- Research on circadian rhythms and information about Chronobiology and the endogenous clock in the model organism Drosophila.
- http://www.biologie.uni-regensburg.de/Zoologie/Schneuwly/Circadian/Ecir.htm

Aphidoletes aphidimyza (Aphid Midge)
- Cecidomyiid fly whose larvae are effective predators of aphids. Description, habitat, life cycle, photo, and other information.
- http://www.nysaes.cornell.edu/ent/biocontrol/predators/aphidoletes.html

Crane Fly Pests of the Pacific Northwest
- Information on the occurrence, biology, damage, and management for these introduced pests of turf and many other plants.
- http://whatcom.wsu.edu/cranefly/

Fly Index
- Index for flies; click on any fly for image, biology, habits, control methods.
- http://www.pestproducts.com/flyindex.htm