Bug Identifier
Flour Beetle / Darkling Beetle
Community identification

Flour Beetle / Darkling Beetle

Tribolium species (e.g., Tribolium castaneum or Tribolium confusum)

Order & Family
Order Coleoptera, Family Tenebrionidae
Size
3 to 4.5 mm (0.12 to 0.18 inches)
See this bug in the Encyclopedia

Natural Habitat

Pantries, kitchens, grain storage facilities, mills, and food warehouses.

Diet & Feeding

Stored food products including flour, meal, cereals, grain dust, spices, dry pet food, and dried fruits.

Behavior Patterns

Night-active or crawling in dark pantries, females lay small eggs directly into stored grains or flour, larvae feed inside food sources before pupating.

Risks & Benefits

Pest risk: Infests and spoils stored grain and flour products, causing economic loss and food waste. No sting or bite hazard to humans or pets.