Common Thick-headed Fly vs Common House Mosquito

Side-by-side species comparison

Attribute Common Thick-headed Fly Common House Mosquito
Scientific Name Sicus ferrugineus Culex pipiens
Order Diptera Diptera
Family Conopidae Culicidae
Size 8-12 mm 4-7 mm
Habitat Underground Wetlands
Diet Nectar Feeders Blood Feeders
Regions Europe Worldwide temperate regions
Conservation Least Concern Least Concern

Common Thick-headed Fly

A distinctive orange-brown fly with a disproportionately large, inflated head and a curved abdomen. It perches conspicuously on flowers waiting to intercept passing bumblebees.

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Did You Know?

The parasitized bumblebee eventually dies and buries itself in the ground, where the fly larva pupates inside the bee.

Common House Mosquito

A ubiquitous pale brown mosquito found in urban and suburban environments. It is the primary vector of West Nile virus in temperate regions.

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Did You Know?

Underground populations in the London Tube have evolved into a distinct biting form called Culex pipiens molestus.