Dot Moth vs Blue Horntail
Side-by-side species comparison
| Attribute | Dot Moth | Blue Horntail |
|---|---|---|
| Scientific Name | Melanchra persicariae | Sirex juvencus |
| Order | Lepidoptera | Hymenoptera |
| Family | Noctuidae | Siricidae |
| Size | 38-48 mm wingspan | 12–30 mm |
| Habitat | Underground | Forests |
| Diet | Wood Feeders | Wood Feeders |
| Regions | Europe, Central Asia | Europe, North America, Asia |
| Conservation | Least Concern | Not Evaluated |
Dot Moth
A dark bluish-black moth with a conspicuous white kidney-mark on each forewing. Its boldly marked appearance makes it easy to identify at light traps.
Did You Know?
The white dot on its dark wings is so prominent it can be identified from several feet away.
Blue Horntail
A metallic blue-black horntail wasp found across the Northern Hemisphere. It breeds in recently dead or dying spruce and fir trees.
Did You Know?
Adults sometimes emerge from milled lumber years later, boring clean round exit holes through flooring or walls.