Common Earwig vs Reuterella Barklouse

Side-by-side species comparison

Attribute Common Earwig Reuterella Barklouse
Scientific Name Forficula auricularia Reuterella helvimacula
Order Dermaptera Psocoptera
Family Forficulidae Elipsocidae
Size 12-17 mm 2.0-3.5 mm
Habitat Underground Forests
Diet Omnivores Omnivores
Regions Europe, worldwide (introduced) Europe
Conservation Least Concern Not Evaluated

Common Earwig

Nocturnal omnivore with distinctive forceps-shaped cerci. One of the few non-social insects to show maternal care — females guard and clean their eggs, and feed hatchlings.

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Did You Know?

Female earwigs are devoted mothers — they guard their eggs for months, licking them regularly to prevent fungal infection, and continue caring for nymphs after hatching.

Reuterella Barklouse

A small barklouse with distinctive pale spots on dark wings found on tree bark. It is common in mixed forests throughout Europe.

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Did You Know?

This barklouse is one of the few European psocid species that can be identified in the field by its wing pattern alone.