| Stenus | |
|---|---|
| Stenus biguttatus | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Coleoptera |
| Family: | Staphylinidae |
| Subfamily: | Steninae |
| Genus: | Stenus[1] |
Stenus is a genus of semiaquatic rove beetles in the subfamily Steninae. They are known for swimming by emitting pygidial gland secretions that reduce surface tension and allow them to move on the surface of water.[2]