Watch Blood Flow Through Clear Body of a Head Louse as it Feasts on a Human Head, Yuck Head Lice

Blood meal for a head louse. Macrophotography close-up footage of the gut and head of a human head louse (Pediculus humanus capitus) on human hairs, feeding on blood (red). Head lice are wingless insects measuring 2-3 millimetres in length. They live on head hair, laying eggs and sucking blood from the scalp. This causes intense itching, provoking scratching that can lead to scalp inflammation or dermatitis. © Clouds Hill Imaging Ltd/ SPL /Science Source

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Way too underrated