Japanese Diving Beetle vs Ornate Tiger Moth
Side-by-side species comparison
| Attribute | Japanese Diving Beetle | Ornate Tiger Moth |
|---|---|---|
| Scientific Name | Cybister japonicus | Arctia flavia |
| Order | Coleoptera | Lepidoptera |
| Family | Dytiscidae | Arctiidae |
| Size | 30-38 mm | 45-55 mm wingspan |
| Habitat | Ponds & Lakes | Meadows |
| Diet | Omnivores | Omnivores |
| Regions | Japan, Korean Peninsula | European Alps, Scandinavia |
| Conservation | Vulnerable | Near Threatened |
Japanese Diving Beetle
A large diving beetle native to Japan, once common but now increasingly rare. It has suffered severe declines due to habitat loss and invasive species.
Did You Know?
The American bullfrog, introduced to Japan, is a major predator of this beetle and a key driver of its decline.
Ornate Tiger Moth
A rare alpine tiger moth with cream forewings bearing irregular brown markings and orange-yellow hindwings with dark spots. It inhabits high-altitude meadows and rocky slopes.
Did You Know?
It is one of the rarest tiger moths in Europe and is legally protected in several countries.