[[Image:Sucking Louse.jpg|thumb|right|150px|Sucking Louse ''Pediculosis humanus'' <br> Smith VS et al. 2004, WikiMedia Commons]] | [[Image:Sucking Louse.jpg|thumb|right|150px|Sucking Louse ''Pediculosis humanus'' <br> Smith VS et al. 2004, WikiMedia Commons]] |