If your fictional diet contains significant quantities of horror or dark fantasy, then you've likely encountered the ghoul: a scavenging, grave-robbing race of unnatural beings with an insatiable hunger for the dead. As Robert Lamb and Joe McCormick explore in this episode, the roots of ghouldom sink back into pre-Islamic Arabic folklore -- as well into the distant evolutionary history of humanity itself. (Originally published October 29, 2015)
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