Long-legged Fly vs Arctic Mosquito

Side-by-side species comparison

Attribute Long-legged Fly Arctic Mosquito
Scientific Name Dolichopus ungulatus Aedes nigripes
Order Diptera Diptera
Family Dolichopodidae Culicidae
Size 5-7 mm 5-8 mm
Habitat Rivers & Streams Tundra & Arctic
Diet Herbivores Blood Feeders
Regions Europe, Asia Arctic Canada, Alaska, Greenland, northern Scandinavia, Siberia
Conservation Least Concern Least Concern

Long-legged Fly

A small, slender fly with a brilliant metallic green body and long, thin legs. Males have modified leg structures used in elaborate courtship displays performed on leaves.

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Did You Know?

Male long-legged flies perform an elaborate wing-waving courtship dance on sunlit leaves, displaying silvery wing patches to watching females like tiny semaphore signals.

Arctic Mosquito

A large, dark-bodied mosquito common across the Arctic tundra. Females emerge in enormous swarms after snowmelt to blood-feed on caribou and other mammals. Adults have dark scales and pale-banded legs.

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Did You Know?

Arctic mosquito swarms can be so dense they have been documented driving caribou to stampede across the tundra.