Drugstore Beetle

Scientific Name: Stegobium paniceum

Order & Family: Coleoptera: Ptinidae

Size: 2.25 mm to 3.5 mm in length

Drugstore Beetle

Natural Habitat

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

Diet & Feeding

Omnivorous scavengers that feed on dried plant products like bread, flour, spices, and even pharmaceutical drugs or leather.

Behavior Patterns

Adults are capable of flight and are attracted to light; larvae are grub-like and burrow through food sources creating tunnels.

Risks & Benefits

Significant economic pest causing food spoilage and damage to historical artifacts; poses no direct health risk to humans but contaminates food supplies.

Identified on: 6/3/2026