Walnut Husk Fly vs Japanese Soldier Fly
Side-by-side species comparison
| Attribute | Walnut Husk Fly | Japanese Soldier Fly |
|---|---|---|
| Scientific Name | Rhagoletis completa | Ptecticus tenebrifer |
| Order | Diptera | Diptera |
| Family | Tephritidae | Stratiomyidae |
| Size | 5-7 mm | 10-14 mm |
| Habitat | Orchards | Forests |
| Diet | Fruit Feeders | Scavengers |
| Regions | North America, Southern Europe | East Asia |
| Conservation | Least Concern | Least Concern |
Walnut Husk Fly
A fruit fly whose larvae feed inside walnut husks, staining and damaging the nuts. It has become an invasive pest in European walnut-growing regions.
Did You Know?
Larval feeding stains walnut shells black, making them unmarketable even though the nut inside may be fine.
Japanese Soldier Fly
A slender soldier fly with a metallic greenish-black body and elongate antennae. It is commonly found near decaying organic matter in gardens and forests across East Asia.
Did You Know?
Like the black soldier fly, species of Ptecticus are being studied as potential bioconversion agents for organic waste.