Drugstore Beetle

Scientific Name: Stegobium paniceum

Order & Family: Order: Coleoptera; Family: Ptinidae

Size: 2.25 mm to 3.5 mm in length

Drugstore Beetle

Natural Habitat

Commonly found in pantries, kitchens, and warehouses globally where stored food or organic products are kept.

Diet & Feeding

Broadly polyphagous, feeding on stored grains, flour, spices, pet food, leather, books, and even pharmaceutical drugs.

Behavior Patterns

Adults are active flyers and are attracted to light. They lay eggs on food sources; larvae then tunnel through the material as they grow. They are known for a 'death-feigning' reflex when disturbed.

Risks & Benefits

Considered a significant household pest that can contaminate and ruin large quantities of food and organic goods. They do not bite or sting and pose no direct physical danger to humans.

Identified on: 4/11/2026