Ensign Wasp vs Black-Headed Blister Beetle
Side-by-side species comparison
| Attribute | Ensign Wasp | Black-Headed Blister Beetle |
|---|---|---|
| Scientific Name | Evania appendigaster | Epicauta pennsylvanica |
| Order | Hymenoptera | Coleoptera |
| Family | Evaniidae | Meloidae |
| Size | 5-7 mm | 10-18 mm |
| Habitat | Woodlands | Grasslands |
| Diet | Parasitoids | Parasitoids |
| Regions | Africa, Asia, North America, South America | North America |
| Conservation | Least Concern | Least Concern |
Ensign Wasp
A parasitoid wasp that targets cockroach egg cases and helps control pest populations.
Did You Know?
It bobs its flag-like abdomen up and down as it walks, resembling a tiny flag bearer.
Black-Headed Blister Beetle
An entirely black blister beetle common across eastern North America, often seen in large groups on goldenrod in autumn. Its larvae are parasitoids of grasshopper eggs.
Did You Know?
Larvae go through hypermetamorphosis, changing dramatically in form across five different larval stages.