Rajah Naga Stag Beetle vs Bark Cockroach
Side-by-side species comparison
| Attribute | Rajah Naga Stag Beetle | Bark Cockroach |
|---|---|---|
| Scientific Name | Prosopocoilus astacoides | Laxta granicollis |
| Order | Coleoptera | Blattodea |
| Family | Lucanidae | Blaberidae |
| Size | 30-70 mm including mandibles | 20-30 mm |
| Habitat | Grasslands | Woodlands |
| Diet | Wood Feeders | Wood Feeders |
| Regions | Southeast Asia (Thailand, Vietnam, Laos, Myanmar, Malaysia, Indonesia) | Oceania |
| Conservation | Least Concern | Least Concern |
Rajah Naga Stag Beetle
A medium-sized stag beetle with reddish-brown elytra and a black head bearing distinctly toothed mandibles. Males display significant size variation with mandible shape changing allometrically.
Did You Know?
Small males have straight, simple mandibles while large males develop elaborate curved and toothed mandibles, a phenomenon called male dimorphism.
Bark Cockroach
A flat oval cockroach that lives exclusively under eucalyptus bark.
Did You Know?
Its extremely flat body allows it to squeeze into bark crevices just one millimeter wide.