
Community identification
Ensign Wasp
Proctodeubia (family Evaniidae)
- Order & Family
- Order: Hymenoptera, Family: Evaniidae
- Size
- 3 to 7 mm (0.1 to 0.3 inches)
Natural Habitat
Typically found in urban or residential areas, near cockroach nesting sites such as basements, kitchens, and sewers.
Diet & Feeding
Adults feed on nectar and honeydew; larvae are parasitoids that consume the eggs found inside cockroach oothecae.
Behavior Patterns
They are solitary wasps known for their characteristic 'flag-like' abdomen which they bob up and down while walking; they are harmless to humans and do not sting or bite.
Risks & Benefits
Highly beneficial as a natural biological control agent for reducing cockroach populations; they pose no risk to humans, pets, or property.