Bug Identifier
Noble False Widow
Community identification

Noble False Widow

Steatoda nobilis

Order & Family
Araneae: Theridiidae
Size
Body length of 7–14 mm (females) and 7–11 mm (males)
See this bug in the Encyclopedia

Natural Habitat

Commonly found in and around human dwellings, outbuildings, and garden walls in temperate climates.

Diet & Feeding

Carnivorous; feeds primarily on flying insects and other spiders caught in its messy cobwebs.

Behavior Patterns

Nocutrnal hunters that build scaffold-type cobwebs; they are generally sedentary and prefer dark, secluded corners.

Risks & Benefits

Benefits the ecosystem by controlling pest populations; while their bite can be painful and cause localized swelling or 'steatodism,' they are generally not considered medically significant to healthy humans.