FEMALE PRAYING MANTISES AND FATAL ATTRACTION - Ripley's weird news
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For male mantids, decapitation after copulation is far from a certainty. Only about 13 to 28 percent of male mantises die in the jaws of their lover. Myriad explanations exist for why sexual cannibalism occurs among praying mantises in the first place. Among the most obvious is that the female is hungry. Mate eating may represent a quick way for a female to score some nutrients during a crucial time in her reproductive cycle. And this results in a significant increase in egg production.
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