Bug Identifier
Woodlouse
Community identification

Woodlouse

Porcellio scaber

Order & Family
Order Isopoda, Family Porcellionidae
Size
8 mm to 18 mm in length
See this bug in the Encyclopedia

Natural Habitat

Damp, dark environments such as beneath logs, stones, leaf litter, and in rotting wood. Frequently found in basements or crawl spaces indoors.

Diet & Feeding

Detritivore feeding primarily on decaying organic matter, rotting wood, and fungi.

Behavior Patterns

Nocturnal and terrestrial crustacean that breathes through pseudolungs requiring moisture. They curl into a partial ball when disturbed for defense.

Risks & Benefits

Harmless to humans, do not bite or transmit disease. Beneficial for soil health by accelerating decomposition and nutrient cycling.