Coming up with a title for this was a real head-scratcher!
There are two general categories of Lice: sucking and chewing. Both are parasites. Chewing Lice do not occur on humans. Way back when, lice were responsible for millions of deaths in Europe and Asia. They were, and still, are carriers of Typhus, Trench Fever, and Relapsing Fever; serious diseases that are barely a part of the vocabulary of any culture today. Large populations of Lice built up in densely crowded populations or situations where regular personal hygiene was not possible….