Window Gnat vs Christmas Island Blue Crab Fly
Side-by-side species comparison
| Attribute | Window Gnat | Christmas Island Blue Crab Fly |
|---|---|---|
| Scientific Name | Sylvicola fenestralis | Paramyia nitens |
| Order | Diptera | Diptera |
| Family | Anisopodidae | Phoridae |
| Size | 5-7 mm | 2-4 mm |
| Habitat | Underground | Forests |
| Diet | Sap Feeders | Omnivores |
| Regions | Europe | Christmas Island |
| Conservation | Least Concern | Not Evaluated |
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.
Christmas Island Blue Crab Fly
A tiny fly found on Christmas Island in the Indian Ocean associated with red crab migrations. It lays eggs on injured or dead crabs.
Did You Know?
During the annual red crab migration, these flies congregate in vast swarms along forest trails.