The female body louse (Pediculus humanus humanus). Pen and ink drawing by A.J.E. Terzi, ca. 1919.

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Credit: The female body louse (Pediculus humanus humanus). Pen and ink drawing by A.J.E. Terzi, ca. 1919. Credit: Wellcome Collection. Attribution 4.0 International (CC BY 4.0)