Bug Identifier
Booklouse
Community identification

Booklouse

Liposcelis spp.

Order & Family
Psocodea, Liposcelididae
Size
1 - 2 mm in length
See this bug in the Encyclopedia

Natural Habitat

Humid indoor environments, such as under wallpaper, in books, pantries, and around moldy surfaces.

Diet & Feeding

Feeds primarily on microscopic fungi, molds, algae, and starch-based material like bookbinding glue or processed foods.

Behavior Patterns

Thrives in high-humidity areas; non-biting and wingless indoors, often seen crawling slowly in dusty or damp locations.

Risks & Benefits

Harmless to humans and pets as they do not bite or transmit disease; considered minor indoor pests due to potential contamination of stored food or damage to paper and books.