Hornet Robber Fly vs Alpine Assassin Bug
Side-by-side species comparison
| Attribute | Hornet Robber Fly | Alpine Assassin Bug |
|---|---|---|
| Scientific Name | Asilus crabroniformis | Coranus subapterus |
| Order | Diptera | Hemiptera |
| Family | Asilidae | Reduviidae |
| Size | 18-28 mm | 9-12 mm body length |
| Habitat | Grasslands | Grasslands |
| Diet | Predators | Predators |
| Regions | Europe, North Africa | Europe, Alps, Mediterranean mountains |
| Conservation | Near Threatened (declining in northern Europe) | Least Concern |
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.
Alpine Assassin Bug
A predatory bug of dry alpine and montane grasslands. It ambushes prey with its powerful raptorial forelegs.
Did You Know?
It has short wings and rarely flies, relying on stealth to catch prey on the ground.