
Community identification
Mealworm (Larva of the Darkling Beetle)
Tenebrio molitor
- Order & Family
- Coleoptera: Tenebrionidae
- Size
- 2.0 to 3.5 cm (0.79 to 1.38 inches) as larvae
Natural Habitat
Found in dark, cool, and moist places; commonly found in stored grain, flour, and organic debris
Diet & Feeding
Omnivorous; primarily feeds on decaying vegetation, grains, flour, and occasionally animal matter
Behavior Patterns
Larvae go through several molts before pupating into adult beetles; they are photophobic and stay hidden during the day
Risks & Benefits
Considered a minor pest in food pantries but widely beneficial as a sustainable protein source for pets and humans; also helps decompose organic matter