How do blood transfusions work? - Bill Schutt
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Blood-feeding creatures don't just inhabit our nightmares and horror stories. Check out the Bill Schutt's book on blood-feeders, including bats and bedbugs: Dark Banquet: Blood and the Curious Lives of Blood-Feeding Creatures
For more on the history of cannibalism, cannibalism in the animal kingdom, and blood transfusion, check out Bill Schutt's website

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