German Cockroach vs Bark Cockroach
Side-by-side species comparison
| Attribute | German Cockroach | Bark Cockroach |
|---|---|---|
| Scientific Name | Blattella germanica | Laxta granicollis |
| Order | Blattodea | Blattodea |
| Family | Ectobiidae | Blaberidae |
| Size | 13-16 mm | 20-30 mm |
| Habitat | Indoors | Woodlands |
| Diet | Omnivores | Wood Feeders |
| Regions | Worldwide | Oceania |
| Conservation | Least Concern | Least Concern |
German Cockroach
The most common indoor cockroach worldwide. A single pair can produce over 300,000 offspring in one year. Has developed resistance to many common insecticides.
Did You Know?
German cockroaches evolved to hate glucose — populations in certain areas developed an aversion to sweet-tasting baits, causing them to avoid poisoned traps entirely.
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.