Singing Water Boatman vs Cascade Rock Crawler
Side-by-side species comparison
| Attribute | Singing Water Boatman | Cascade Rock Crawler |
|---|---|---|
| Scientific Name | Micronecta scholtzi | Grylloblatta sculleni |
| Order | Hemiptera | Grylloblattodea |
| Family | Corixidae | Grylloblattidae |
| Size | 2 mm | 15-22 mm body length |
| Habitat | Ponds & Lakes | Caves |
| Diet | Omnivores | Omnivores |
| Regions | Europe | Oregon, Cascade Range |
| Conservation | Least Concern | Near Threatened |
Singing Water Boatman
The loudest animal relative to body size on Earth. This 2 mm aquatic bug produces mating calls reaching 99.2 decibels by rubbing its genitalia against its abdomen.
Did You Know?
This tiny water bug produces 99 dB of sound by stridulating with its penis — making it the loudest animal relative to body size, and earning it a Guinness World Record.
Cascade Rock Crawler
A rare, eyeless rock crawler found in lava tube caves in the Cascade Range. It is adapted to permanent darkness and cold temperatures.
Did You Know?
It was discovered in a lava tube cave and has greatly reduced eyes.