Chicken Body Louse vs Human Head Louse

Side-by-side species comparison

Attribute Chicken Body Louse Human Head Louse
Scientific Name Menacanthus stramineus Pediculus humanus capitis
Order Phthiraptera Phthiraptera
Family Menoponidae Pediculidae
Size 3-3.5 mm 2-3 mm
Habitat Farmland Underground
Diet Blood Feeders Blood Feeders
Regions Europe, Asia, Africa, North America, South America, Oceania Europe, Asia, Africa, North America, South America, Oceania
Conservation Least Concern Least Concern

Chicken Body Louse

The most damaging louse of domestic poultry, feeding on feathers, skin, and blood. Heavy infestations cause feather loss, reduced egg production, and anemia.

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Did You Know?

This louse is unusual among bird lice because it actively feeds on blood by gnawing through pin feathers, not just on feather material.

Human Head Louse

An obligate ectoparasite of the human scalp that feeds on blood several times per day. It spreads through direct head-to-head contact.

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Did You Know?

Head lice have co-evolved with humans for millions of years, and DNA analysis of lice has helped trace ancient human migration patterns.