Bog Jet Beetle vs Yellow Swarming Fly
Side-by-side species comparison
| Attribute | Bog Jet Beetle | Yellow Swarming Fly |
|---|---|---|
| Scientific Name | Stenus juno | Thaumatomyia notata |
| Order | Coleoptera | Diptera |
| Family | Staphylinidae | Chloropidae |
| Size | 5-7 mm | 2-2.5 mm |
| Habitat | Underground | Grasslands |
| Diet | Predators | Predators |
| Regions | Northern Europe, Scandinavia, Northern Asia | Europe |
| Conservation | Least Concern | Least Concern |
Bog Jet Beetle
One of the largest Stenus species, with a shiny black body and the characteristic bulging eyes of its genus. It frequents boggy and waterlogged habitats where it hunts among Sphagnum moss.
Did You Know?
This species can survive temporary submersion by trapping a plastron of air against its body using specialized hydrophobic hairs.
Yellow Swarming Fly
A tiny yellow fly famous for forming enormous hibernation aggregations in buildings, sometimes numbering millions. Larvae are predatory on root aphids in grassland.
Did You Know?
Can form hibernation clusters of millions in attic spaces, with individual aggregations weighing several kilograms.