Wheel Bug vs Common Hawker

Side-by-side species comparison

Attribute Wheel Bug Common Hawker
Scientific Name Arilus cristatus Aeshna juncea
Order Hemiptera Odonata
Family Reduviidae Aeshnidae
Size 28-36 mm 65-80 mm
Habitat Orchards Heathland
Diet Omnivores Omnivores
Regions North America Europe, Asia, North America
Conservation Least Concern Least Concern

Wheel Bug

The largest assassin bug in North America, named for the distinctive cogwheel-shaped crest on its thorax. It delivers an extremely painful bite if handled.

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Did You Know?

Its bite injects cytolytic venom that dissolves tissue, producing pain reported to be worse than a wasp sting lasting for days.

Common Hawker

A large, dark brown hawker dragonfly with blue and yellow spots. It favors upland and moorland habitats across the Northern Hemisphere.

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Did You Know?

It is one of the hardiest dragonflies, flying in cool upland conditions where few other species venture.