I understand that you get lice from person to person contact.Eventually there was a beginning, a patient zero, a start. Not just generational growth
In: Biology
There are other louse that infect other animals. Humans started wearing clothes about 100K years ago, and at that point in time we formed a new ecologic niche for the head louse. In the intervening time, the head louse evolved to live exclusively on humans, their hats and hair brushes.
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