Downes' Green Lacewing vs Giant Black Water Beetle
Side-by-side species comparison
| Attribute | Downes' Green Lacewing | Giant Black Water Beetle |
|---|---|---|
| Scientific Name | Chrysoperla downesi | Hydrophilus triangularis |
| Order | Neuroptera | Coleoptera |
| Family | Chrysopidae | Hydrophilidae |
| Size | 12-18 mm wingspan | 34-40 mm |
| Habitat | Forests | Ponds & Lakes |
| Diet | Predators | Predators |
| Regions | North America | North America |
| Conservation | Least Concern | Least Concern |
Downes' Green Lacewing
A conifer-associated green lacewing that retains its green color through winter. Unlike relatives, it does not turn brown in cold months.
Did You Know?
It stays green year-round, while most related species change to brown or tan in winter.
Giant Black Water Beetle
The largest water beetle in North America, with a shiny black oval body. Larvae are voracious predators while adults are mainly plant feeders.
Did You Know?
It carries a bubble of air beneath its body like a silvery film, which it replenishes at the surface.