Window Gnat vs Tropical Green Lacewing
Side-by-side species comparison
| Attribute | Window Gnat | Tropical Green Lacewing |
|---|---|---|
| Scientific Name | Sylvicola fenestralis | Chrysoperla rufilabris |
| Order | Diptera | Neuroptera |
| Family | Anisopodidae | Chrysopidae |
| Size | 5-7 mm | 12-18 mm |
| Habitat | Underground | Underground |
| Diet | Sap Feeders | Predators |
| Regions | Europe | North America, Central America |
| Conservation | Least Concern | Least Concern |
Window Gnat
A small, delicate fly with dark-spotted wings often found resting on windows and walls. Larvae develop in fermenting organic matter and tree sap runs.
Did You Know?
Despite being one of the most commonly encountered flies on windows throughout Europe, this species remains largely unstudied and overlooked by entomologists.
Tropical Green Lacewing
A widely distributed green lacewing used commercially for biological pest control in greenhouses. Larvae are aggressive predators of whiteflies and mealybugs.
Did You Know?
This species is mass-reared and sold commercially, with millions released annually for organic pest control.