Bug Identifier
Household Casebearer
Community identification

Household Casebearer

Phereoeca uterella

Order & Family
Lepidoptera: Tineidae
Size
8 to 13 mm in length
See this bug in the Encyclopedia

Natural Habitat

Found inside homes, particularly in bathrooms, kitchens, and garages. They prefer humid environments and are often seen on walls or ceilings.

Diet & Feeding

Larvae feed on spider webs, wool, human hair, dust, and discarded silk from other insects.

Behavior Patterns

The larva constructs a spindle-shaped silk case covered in sand, dust, and debris for protection. It moves by extending its head and legs from either end of the case and dragging it along.

Risks & Benefits

They are nuisance pests that can damage natural fiber clothing or carpets. They do not bite or pose a direct health risk to humans.