Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Parasites - Lice - Body Lice ?
    ### Response:
    Body lice are parasitic insects that live on clothing and bedding used by infested persons. Body lice frequently lay their eggs on or near the seams of clothing. Body lice must feed on blood and usually only move to the skin to feed. Body lice exist worldwide and infest people of all races.
    