Bug Identifier
Wheel Bug
Community identification

Wheel Bug

Arilus cristatus

Order & Family
Hemiptera, Reduviidae
Size
28 to 38 mm in length.
See this bug in the Encyclopedia

Natural Habitat

Found in wooded areas, orchards, and gardens, often on tree trunks and shrubs.

Diet & Feeding

Carnivorous predator feeding on caterpillars, beetles, and other soft-bodied insects using a piercing proboscis.

Behavior Patterns

Solitary ambush predator named for the distinctive gear-like crest on its thorax. Overwinters as eggs laid in clustered deposits on tree bark.

Risks & Benefits

Beneficial as a natural pest controller in gardens, but can deliver a painful defensive bite to humans if handled.