Window Fly vs Lovebug
Side-by-side species comparison
| Attribute | Window Fly | Lovebug |
|---|---|---|
| Scientific Name | Scenopinus fenestralis | Plecia nearctica |
| Order | Diptera | Diptera |
| Family | Scenopinidae | Bibionidae |
| Size | 5-7 mm | 6-9 mm |
| Habitat | Indoors | Grasslands |
| Diet | Predators | Nectar Feeders |
| Regions | Worldwide | North America, Central America |
| Conservation | Least Concern | Least Concern |
Window Fly
A small shiny black fly often found on windowsills inside buildings. Its larvae are beneficial predators of carpet beetle and clothes moth larvae.
Did You Know?
Despite being found indoors, it is actually beneficial because its larvae eat destructive carpet beetles.
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.
Did You Know?
Their acidic body chemistry can damage car paint if not washed off quickly, costing motorists millions annually.