Bug Identifier
Body louse
Community identification

Body louse

Pediculus humanus humanus

Order & Family
Order Phthiraptera, Family Pediculidae
Size
2.3 to 3.6 mm in length
See this bug in the Encyclopedia

Natural Habitat

Found on clothing fibers, particularly in seams, moving to the skin only to feed.

Diet & Feeding

Obligate human blood feeder, requiring frequent blood meals to survive.

Behavior Patterns

Spends most of its lifecycle clinging to fabrics rather than directly on the human body. Eggs, known as nits, are attached to clothing threads.

Risks & Benefits

Acts as a vector for dangerous human pathogens causing epidemic typhus, trench fever, and relapsing fever. They cause severe skin irritation and itching.