Horn-faced Marsh Fly vs Lovebug

Side-by-side species comparison

Attribute Horn-faced Marsh Fly Lovebug
Scientific Name Dictya umbrarum Plecia nearctica
Order Diptera Diptera
Family Sciomyzidae Bibionidae
Size 4-7 mm 6-9 mm
Habitat Wetlands Grasslands
Diet Detritivores Nectar Feeders
Regions North America North America, Central America
Conservation Least Concern Least Concern

Horn-faced Marsh Fly

A small yellowish marsh fly with patterned wings and prominent facial ridges. Larvae feed on decomposing aquatic snails in shallow wetland habitats.

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Did You Know?

Sciomyzid flies are the only family of Diptera in which the larvae are obligate associates of mollusks.

Lovebug

A small black march fly famous for flying in mated pairs connected end to end for days. Massive swarms occur twice yearly in the southeastern United States, causing significant nuisance.

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Did You Know?

Their acidic body chemistry can damage car paint if not washed off quickly, costing motorists millions annually.