Common Blue Butterfly vs Japanese Rhinoceros Beetle (Blue)
Side-by-side species comparison
| Attribute | Common Blue Butterfly | Japanese Rhinoceros Beetle (Blue) |
|---|---|---|
| Scientific Name | Polyommatus icarus | Trypoxylus dichotomus septentrionalis |
| Order | Lepidoptera | Coleoptera |
| Family | Lycaenidae | Dynastidae |
| Size | 28-36 mm wingspan | 35-70 mm |
| Habitat | Grasslands | Grasslands |
| Diet | Nectar Feeders | Sap Feeders |
| Regions | Europe, North Africa, Asia | East Asia, Japan (Hokkaido) |
| Conservation | Least Concern | Least Concern |
Common Blue Butterfly
A small butterfly where males are vivid violet-blue and females are brown with orange spots. It is the most widespread blue butterfly in Europe.
Did You Know?
Its caterpillars secrete a sweet honeydew that attracts ants, which in turn protect them from predators.
Japanese Rhinoceros Beetle (Blue)
The northern Japanese subspecies of the rhinoceros beetle, found in Hokkaido. Slightly smaller and darker than mainland populations, adapted to cooler climates with a shorter active season.
Did You Know?
Hokkaido rhinoceros beetles emerge later in summer than their southern relatives and have a compressed breeding season due to the shorter northern summer.