Bog Jet Beetle vs Margined Brown Lacewing

Side-by-side species comparison

Attribute Bog Jet Beetle Margined Brown Lacewing
Scientific Name Stenus juno Hemerobius marginatus
Order Coleoptera Neuroptera
Family Staphylinidae Hemerobiidae
Size 5-7 mm 8-12 mm wingspan
Habitat Underground Woodlands
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.

Margined Brown Lacewing

A European brown lacewing with darkened wing margins found in deciduous woodland. Common but often overlooked due to its small size.

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Did You Know?

It is often found in old orchards where it helps suppress aphid populations on fruit trees.