Yellow Swarming Fly vs Viennese Ground Beetle
Side-by-side species comparison
| Attribute | Yellow Swarming Fly | Viennese Ground Beetle |
|---|---|---|
| Scientific Name | Thaumatomyia notata | Carabus fabricii |
| Order | Diptera | Coleoptera |
| Family | Chloropidae | Carabidae |
| Size | 2-2.5 mm | 22-30 mm |
| Habitat | Grasslands | Forests |
| Diet | Predators | Predators |
| Regions | Europe | Eastern Alps, Carpathians |
| Conservation | Least Concern | Least Concern |
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.
Viennese Ground Beetle
A large metallic ground beetle of mountain forests and alpine meadows. It is a powerful predator of earthworms and snails.
Did You Know?
It can spray a pungent defensive fluid from glands near its abdomen.