Bug Identifier
Smooth Spider Beetle
Community identification

Smooth Spider Beetle

Gibbium aequinoctiale

Order & Family
Order: Coleoptera; Family: Ptinidae
Size
1.5 to 3.5 mm (0.06 to 0.14 inches)
See this bug in the Encyclopedia

Natural Habitat

Indoors in pantries, warehouses, mills, and museums; often found in older buildings, bird nests, or near stored food products.

Diet & Feeding

Scavengers that eat a wide variety of organic matter including dried fruits, grain, spices, seeds, dead insects, hair, leather, and animal droppings.

Behavior Patterns

Nocturnal and flightless. They have a distinctive spider-like appearance due to their globular, shiny abdomen and long legs. They can survive long periods without food.

Risks & Benefits

Generally harmless to humans and pets as they do not bite or sting. They are considered minor household pests because they can contaminate stored food products and occasionally damage silk or wool textiles.