Bog Jet Beetle vs Violet Ground Beetle

Side-by-side species comparison

Attribute Bog Jet Beetle Violet Ground Beetle
Scientific Name Stenus juno Carabus violaceus
Order Coleoptera Coleoptera
Family Staphylinidae Carabidae
Size 5-7 mm 20-35mm
Habitat Underground Underground
Diet Predators Predators
Regions Northern Europe, Scandinavia, Northern Asia Europe
Conservation Least Concern Least Concern

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.

Violet Ground Beetle

A large black beetle with violet or purple margins on its elytra and thorax. It is nocturnal and hides under logs and stones during the day.

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Did You Know?

When threatened, it releases a foul-smelling liquid from its abdomen to deter predators.