Tunnel Beetle vs Narrow-Necked Cave Beetle
Side-by-side species comparison
| Attribute | Tunnel Beetle | Narrow-Necked Cave Beetle |
|---|---|---|
| Scientific Name | Lymexylon navale | Leptodirus hochenwartii |
| Order | Coleoptera | Coleoptera |
| Family | Lymexylidae | Leiodidae |
| Size | 7-16mm | 8-10 mm |
| Habitat | Woodlands | Caves |
| Diet | Wood Feeders | Omnivores |
| Regions | Europe | Europe |
| Conservation | Least Concern | Vulnerable |
Tunnel Beetle
A slender cylindrical beetle whose larvae bore straight tunnels through oak timber. Historically damaged ship timber.
Did You Know?
Was a major pest of oak shipbuilding timber, boring tunnels that weakened the hulls of wooden warships.
Narrow-Necked Cave Beetle
The first cave-dwelling animal ever scientifically described, in 1832. Completely eyeless and unpigmented, with an elongated neck-like pronotum adapted to cave life.
Did You Know?
Described in 1832, this was the first troglobite ever known to science — its discovery launched the entire field of cave biology and biospeleology.