Arctic Water Bug vs Blue Death-feigning Beetle

Side-by-side species comparison

Attribute Arctic Water Bug Blue Death-feigning Beetle
Scientific Name Arctocorisa carinata Asbolus verrucosus
Order Hemiptera Coleoptera
Family Corixidae Tenebrionidae
Size 5-8 mm 18-21mm
Habitat Tundra & Arctic Deserts & Drylands
Diet Detritivores Detritivores
Regions Arctic Scandinavia, Finland, northern Russia, Siberia, Arctic Canada North America
Conservation Least Concern Least Concern

Arctic Water Bug

A small aquatic bug with a flattened body and oar-like hind legs for swimming. The back has fine transverse lines. It inhabits cold tundra ponds and lakes, swimming actively even in near-freezing water.

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Did You Know?

Males produce sound by rubbing their front legs against their head to attract females, making them among the loudest animals relative to body size.

Blue Death-feigning Beetle

A rounded blue-grey desert beetle covered in a waxy powder-blue coating. When threatened it flips onto its back and plays dead with legs extended stiffly.

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Did You Know?

Its death-feigning behavior is so convincing that predators lose interest and the beetle can remain motionless for hours.