Bug Identifier
Drugstore Beetle
Community identification

Drugstore Beetle

Stegobium paniceum

Order & Family
Coleoptera: Ptinidae
Size
2.25 to 3.5 mm (1/10 to 1/7 inch)
See this bug in the Encyclopedia

Natural Habitat

Found worldwide in human structures, particularly pantries, kitchens, pharmacies, and storage facilities.

Diet & Feeding

Polyphagous; they feed on a vast array of dried plant products including flour, bread, spices (like paprika and chili powder), seeds, dried book bindings, and even pharmaceutical drugs.

Behavior Patterns

Adults are capable of flight and are attracted to light. They lay eggs on food sources; the larvae burrow into the food during their development. They can go through multiple generations per year indoors.

Risks & Benefits

Major pest of stored products and historical museum items. They do not bite or sting humans, but they contaminate food supplies and can cause significant economic damage to dry goods.