European Earwig

Scientific Name: Forficula auricularia

Order & Family: Dermaptera, Forficulidae

Size: 12 - 15 mm (0.5 - 0.6 inches) in length

European Earwig

Natural Habitat

Dark, moist areas such as under rocks, logs, mulch, and in garden debris; frequently enters homes through cracks and crevices.

Diet & Feeding

Omnivorous; feeds on a variety of organic matter including decaying plants, living flowers, vegetables, and small insects like aphids and mites.

Behavior Patterns

Nocturnal insects that seek shelter in tight crevices during the day; notable for the forcep-like cerci at their tail end used for defense and mating. They exhibit maternal care, with females tending to eggs and young nymphs.

Risks & Benefits

Harmless to humans as they are not venomous and do not spread disease, though they can give a small pinch. They can be garden pests by damaging foliage, but are also beneficial as they prey on other garden pests like aphids.

Identified on: 5/21/2026