Yes, it does sound like a medieval incantation of doom. This is one for you from Nature’s Book of Bad Dreams. Seems we have among us a fungus that infects periodic cicadas in a most bizarre and ghoulishly effective way. So if you find said insect with its back half white, it is a flying salt-shaker of death to others of its kind. It will not turn you into anything more or less than what you have been. OTOH… The white pustule is a …

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