Japanese Horntail vs Dubia Roach
Side-by-side species comparison
| Attribute | Japanese Horntail | Dubia Roach |
|---|---|---|
| Scientific Name | Eriotremex formosanus | Blaptica dubia |
| Order | Hymenoptera | Blattodea |
| Family | Siricidae | Blaberidae |
| Size | 20-35 mm | 35-45 mm |
| Habitat | Woodlands | Woodlands |
| Diet | Wood Feeders | Fruit Feeders |
| Regions | East Asia, Taiwan, introduced to southeastern United States | South America, Central America |
| Conservation | Least Concern | Least Concern |
Japanese Horntail
A large wood wasp with a robust reddish-brown body and dark wings. Native to East Asia, it attacks stressed and recently felled hardwood trees.
Did You Know?
This species was first detected in North America in 1974 and is one of the few tropical siricid wood wasps to establish invasive populations.
Dubia Roach
A medium-sized South American cockroach with sexually dimorphic adults: males have full wings while females have only tiny wing stubs. It is widely bred as feeder insects.
Did You Know?
Dubia roaches are preferred feeder insects for reptiles because they cannot climb smooth surfaces or fly, making escape from enclosures nearly impossible.