Harris's Diving Beetle vs Asian Multicolored Lady Beetle
Side-by-side species comparison
| Attribute | Harris's Diving Beetle | Asian Multicolored Lady Beetle |
|---|---|---|
| Scientific Name | Dytiscus harrisii | Harmonia axyridis |
| Order | Coleoptera | Coleoptera |
| Family | Dytiscidae | Coccinellidae |
| Size | 33-40 mm | 5-8 mm |
| Habitat | Ponds & Lakes | Underground |
| Diet | Omnivores | Omnivores |
| Regions | North America | East Asia; invasive worldwide |
| Conservation | Least Concern | Not Evaluated |
Harris's Diving Beetle
A large North American diving beetle found in cold, clear lakes and bog ponds. It is one of the largest diving beetles on the continent.
Did You Know?
It can remain submerged for extended periods by trapping air under its elytra, which it uses like an external lung.
Asian Multicolored Lady Beetle
A highly variable ladybird ranging from orange with many spots to solid black. Originally released for biocontrol, it is now invasive worldwide.
Did You Know?
It aggregates in enormous numbers on buildings in autumn, sometimes numbering in the thousands.