Ridged Water Scavenger Beetle vs Dry Fork Valley Cave Beetle
Side-by-side species comparison
| Attribute | Ridged Water Scavenger Beetle | Dry Fork Valley Cave Beetle |
|---|---|---|
| Scientific Name | Helochares obscurus | Pseudanophthalmus montanus |
| Order | Coleoptera | Coleoptera |
| Family | Hydrophilidae | Carabidae |
| Size | 4-6 mm | 4-5 mm |
| Habitat | Ponds & Lakes | Caves |
| Diet | Detritivores | Omnivores |
| Regions | Europe, North Africa | United States |
| Conservation | Least Concern | Endangered |
Ridged Water Scavenger Beetle
A small brown water beetle found in well-vegetated ponds across Europe. Females carry their egg sacs beneath the body until the larvae hatch.
Did You Know?
The female carries her egg case attached to the underside of her body, a rare form of parental care in beetles.
Dry Fork Valley Cave Beetle
A cave-obligate beetle from the Dry Fork Valley region of West Virginia. Like all members of its genus, it is completely eyeless.
Did You Know?
It can only survive in the constant-temperature deep zones of caves.