Dun-bar vs Common Green Darner

Side-by-side species comparison

Attribute Dun-bar Common Green Darner
Scientific Name Cosmia trapezina Anax junius
Order Lepidoptera Odonata
Family Noctuidae Aeshnidae
Size 28-34 mm wingspan 68-80 mm wingspan
Habitat Underground Ponds & Lakes
Diet Predators Predators
Regions Europe, Asia North America, Central America
Conservation Least Concern Least Concern

Dun-bar

A late summer noctuid moth whose caterpillars are partly predatory, eating other moth larvae sharing their tree. Variable brown coloration with a distinctive pale bar.

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Did You Know?

Caterpillars are cannibalistic and predatory, readily consuming other moth larvae they encounter on leaves.

Common Green Darner

A large migratory dragonfly with a green thorax and blue abdomen found across North America. It undertakes multigenerational migrations spanning thousands of kilometers.

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Did You Know?

Green darners migrate in swarms of millions from Canada to Mexico each autumn, with the return journey completed by their offspring the following spring.