Thick-headed Fly vs Giant Orange Ichneumon
Side-by-side species comparison
| Attribute | Thick-headed Fly | Giant Orange Ichneumon |
|---|---|---|
| Scientific Name | Physocephala rufipes | Netelia producta |
| Order | Diptera | Hymenoptera |
| Family | Conopidae | Ichneumonidae |
| Size | 8-14 mm | 15-22 mm |
| Habitat | Underground | Woodlands |
| Diet | Parasitoids | Parasitoids |
| Regions | Europe | North America |
| Conservation | Least Concern | Least Concern |
Thick-headed Fly
A wasp-mimicking fly that parasitizes bumblebees by injecting eggs into them mid-flight.
Did You Know?
Infected bumblebees bury themselves in soil where the fly larva pupates.
Giant Orange Ichneumon
A large, uniformly orange ichneumon wasp commonly attracted to lights. It parasitizes caterpillars of owlet moths and geometrid moths.
Did You Know?
It is one of the most frequently encountered ichneumon wasps at porch lights across North America during summer.