Coppery Chlaenius vs Hornet Robber Fly
Side-by-side species comparison
| Attribute | Coppery Chlaenius | Hornet Robber Fly |
|---|---|---|
| Scientific Name | Chlaenius cumatilis | Asilus crabroniformis |
| Order | Coleoptera | Diptera |
| Family | Carabidae | Asilidae |
| Size | 12-16 mm | 18-28 mm |
| Habitat | Ponds & Lakes | Grasslands |
| Diet | Predators | Predators |
| Regions | Japan, Korea, China, Russian Far East | Europe, North Africa |
| Conservation | Least Concern | Near Threatened (declining in northern Europe) |
Coppery Chlaenius
A medium-sized ground beetle with brilliant metallic blue-green coloring and fine pubescence covering its elytra. It is found near water in East Asia and is a striking member of its genus.
Did You Know?
The genus Chlaenius is one of the most diverse among ground beetles, with over 1,000 species worldwide, many of which have brilliant metallic coloring.
Hornet Robber Fly
Europe's largest robber fly, a hornet mimic with a yellow-and-brown body that hunts dung beetles on grazed pastures. Females lay eggs in animal dung where larvae develop as predators.
Did You Know?
It specifically hunts dung beetles, and its larvae develop as predators inside cow pats and horse droppings.