Stenus Jet Rove Beetle vs Black Clock Beetle
Side-by-side species comparison
| Attribute | Stenus Jet Rove Beetle | Black Clock Beetle |
|---|---|---|
| Scientific Name | Stenus bimaculatus | Pterostichus madidus |
| Order | Coleoptera | Coleoptera |
| Family | Staphylinidae | Carabidae |
| Size | 4-6 mm | 14-18 mm |
| Habitat | Ponds & Lakes | Gardens |
| Diet | Omnivores | Predators |
| Regions | Europe, Asia | Europe |
| Conservation | Least Concern | Least Concern |
Stenus Jet Rove Beetle
A small rove beetle with bulging eyes and an extensible sticky labium used to capture springtails. It can skim across water using a surfactant secretion.
Did You Know?
It secretes a chemical that lowers surface tension behind it, propelling it across water at remarkable speed.
Black Clock Beetle
A common nocturnal ground beetle found throughout European gardens and farmland. It is jet black and a voracious predator of slugs and pest insects.
Did You Know?
Gardeners consider it one of the most beneficial beetles because a single individual can eat its body weight in slug eggs every night.