Bug Identifier
Grain Beetle (likely Sawtoothed or Merchant)
Community identification

Grain Beetle (likely Sawtoothed or Merchant)

Oryzaephilus surinamensis or Oryzaephilus mercator

Order & Family
Order Coleoptera, Family Silvanidae
Size
2.5 mm to 3 mm in length
See this bug in the Encyclopedia

Natural Habitat

Pantropical and temperate regions; found in pantries, kitchens, food storage facilities, and warehouses.

Diet & Feeding

Stored cereal products, flour, bread, pasta, nuts, dried fruits, and sugar.

Behavior Patterns

They are flattened insects that can crawl into tiny crevices of food packaging. They do not fly but move quickly. Females lay eggs directly into food sources.

Risks & Benefits

They are nuisance pests that contaminate food with larvae and waste. They do not bite or sting humans and carry no known diseases, but infested food must be discarded.