Zodion Thick-headed Fly vs Biting Midge

Side-by-side species comparison

Attribute Zodion Thick-headed Fly Biting Midge
Scientific Name Zodion cinereum Culicoides impunctatus
Order Diptera Diptera
Family Conopidae Ceratopogonidae
Size 5-8 mm 1-3 mm
Habitat Underground Indoors
Diet Nectar Feeders Blood Feeders
Regions Europe, North America Europe
Conservation Least Concern Least Concern

Zodion Thick-headed Fly

A small, grayish-brown conopid fly with a slightly swollen head and prominent proboscis. It is commonly found on flowers where it stalks small bees and wasps for parasitism.

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Did You Know?

Unlike larger conopids that tackle bumblebees, this species specializes in parasitizing smaller sweat bees and halictids.

Biting Midge

A tiny, gray, blood-sucking fly notorious in Scotland and Scandinavia as the Highland midge. Swarms can be so dense they form visible clouds and drive people indoors.

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Did You Know?

Highland midges are estimated to cost the Scottish tourism industry over 300 million pounds annually and were reportedly a factor in slowing the construction of the West Highland Railway.