Bug Identifier
Red Flour Beetle
Community identification

Red Flour Beetle

Tribolium castaneum

Order & Family
Coleoptera: Tenebrionidae
Size
3 mm to 4 mm (1/8 inch)
See this bug in the Encyclopedia

Natural Habitat

Pantries, food preparation areas, flour mills, and grain storage facilities

Diet & Feeding

Stored dry food products including flour, cereal, nuts, beans, and dried fruit

Behavior Patterns

Nocturnal and highly resilient scavengers that breed rapidly in stored products; unlike the confused flour beetle, this species can fly

Risks & Benefits

A major agricultural pest that causes food spoilage and emits a disagreeable odor when present in large numbers, but poses no direct physical threat to humans