Koa Bug vs Birch Leafminer
Side-by-side species comparison
| Attribute | Koa Bug | Birch Leafminer |
|---|---|---|
| Scientific Name | Coleotichus blackburniae | Fenusa pusilla |
| Order | Hemiptera | Hymenoptera |
| Family | Scutelleridae | Tenthredinidae |
| Size | 15-20 mm | 3-4 mm (adult) |
| Habitat | Forests | Forests |
| Diet | Sap Feeders | Herbivores |
| Regions | Hawaii | Europe, North America |
| Conservation | Vulnerable | Not Evaluated |
Koa Bug
A colorful jewel bug endemic to Hawaii with metallic green, gold, and red coloring. It feeds on koa and other native trees.
Did You Know?
Invasive parasitoid wasps have drastically reduced its numbers across the Hawaiian Islands.
Birch Leafminer
An invasive European sawfly that mines inside birch leaves in North America. Heavy infestations cause extensive browning and premature leaf drop.
Did You Know?
Multiple generations per year cause increasingly severe browning through the growing season.