Bug Identifier
Drugstore Beetle
Community identification

Drugstore Beetle

Stegobium paniceum

Order & Family
Order: Coleoptera; Family: Ptinidae
Size
2.25 mm to 3.5 mm in length
See this bug in the Encyclopedia

Natural Habitat

Found worldwide in pantries, kitchens, and warehouses where dried plant materials or processed foods are stored.

Diet & Feeding

A wide variety of dried plant products including flour, bread, cereals, spices, and even non-food items like leather, books, and dried medicinal herbs.

Behavior Patterns

Adults are active and can fly; they do not feed but focus on reproduction. The larvae are the primary feeders, burrowing through substrate and leaving tiny exit holes when transitioning to adulthood.

Risks & Benefits

Known as a significant pantry pest that causes economic loss through food contamination. They are harmless to humans (do not bite or sting) but usually mandate the disposal of infested food items.