Bog Jet Beetle vs Wallace's Long-Armed Beetle

Side-by-side species comparison

Attribute Bog Jet Beetle Wallace's Long-Armed Beetle
Scientific Name Stenus juno Cheirotonus parryi
Order Coleoptera Coleoptera
Family Staphylinidae Euchiridae
Size 5-7 mm 50-80 mm
Habitat Underground Mountains
Diet Predators Sap Feeders
Regions Northern Europe, Scandinavia, Northern Asia Southeast Asia (Borneo, Malaysia)
Conservation Least Concern Not Evaluated

Bog Jet Beetle

One of the largest Stenus species, with a shiny black body and the characteristic bulging eyes of its genus. It frequents boggy and waterlogged habitats where it hunts among Sphagnum moss.

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Did You Know?

This species can survive temporary submersion by trapping a plastron of air against its body using specialized hydrophobic hairs.

Wallace's Long-Armed Beetle

A large, rare beetle with extremely elongated forelegs in males. Named for the naturalist Alfred Russel Wallace who first described it.

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Did You Know?

Males' front legs can be longer than their entire body, used for gripping females during mating.