Bug Identifier
Case-bearing clothes moth
Community identification

Case-bearing clothes moth

Tinea pellionella

Order & Family
Order Lepidoptera, Family Tineidae
Size
Larvae/cases 8–10 mm long; adult wingspan 9–16 mm
See this bug in the Encyclopedia

Natural Habitat

Indoors in homes, museums, and storage facilities, typically in dark, undisturbed areas with protein-based fibers

Diet & Feeding

Larvae feed on keratin-rich animal materials such as wool, fur, feathers, silk, felt, and hair. Adults do not feed.

Behavior Patterns

The larva builds a portable silken case incorporating fibers from its food source and carries it wherever it moves. They are nocturnal and prefer dark corners over light.

Risks & Benefits

Significant household pest that can damage carpets, clothing, and upholstery. They play a natural role as scavengers by breaking down keratin in the environment.