Bug Identifier
Ensign Wasp
Community identification

Ensign Wasp

Proctodeubia (family Evaniidae)

Order & Family
Order: Hymenoptera, Family: Evaniidae
Size
3 to 7 mm (0.1 to 0.3 inches)
See this bug in the Encyclopedia

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.