Ornate Soldier Fly vs Western Encephalitis Mosquito

Side-by-side species comparison

Attribute Ornate Soldier Fly Western Encephalitis Mosquito
Scientific Name Odontomyia ornata Culex tarsalis
Order Diptera Diptera
Family Stratiomyidae Culicidae
Size 8-12 mm 4-6 mm
Habitat Ponds & Lakes Wetlands
Diet Herbivores Blood Feeders
Regions Europe Western North America, from Canada to Mexico
Conservation Least Concern Least Concern

Ornate Soldier Fly

A medium-sized soldier fly with a green and black patterned abdomen and a somewhat flattened body. Adults are sluggish fliers often found basking on waterside vegetation.

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Did You Know?

Its aquatic larvae have a unique hydrophobic tail fringe that acts as a breathing snorkel at the water surface.

Western Encephalitis Mosquito

A medium-sized mosquito with a distinctive white band on the proboscis and banded legs. It is the most important vector of Western equine encephalitis and St. Louis encephalitis in western North America. It breeds in a wide variety of sunlit and shaded water sources.

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Did You Know?

Its feeding behavior shifts seasonally from birds in spring to mammals in late summer, which drives encephalitis virus spillover to humans.