copulation
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This Perverted Sex Act Prevents Male Widow Spiders From Getting Cannibalised
Male widow spiders often end up as a tasty meal for their partners after sex, but new research shows that some males are employing a rather unsettling strategy to prevent this from happening, and it’s a little bit twisted.
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Some Bees Prefer Mates That Speak Their Language
Ever wonder what might make one species split in two? A new study in the journal Current Biology shows that it could come down to a simple female preference for a specific type of buzz.
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How Lurking Predators Changed The Size Of The Mosquitofish’s Genitals
Female mosquitofish give birth to tiny babies, like the guppies you may remember from your third-grade aquarium. That means male mosquitofish don’t spawn: if they’re going to be dads, they need to use a modified fin (called a gonopodium) to inseminate their mate. And sex with a long, stiff fin demands a daunting level of…