How gay sex can produce offspring

Gay sex – in beetles, at least – gives males a chance to indirectly fertilise females they may never encounter directly.

Homosexual copulations are common in insects, where they pose the same conundrum as in mammals: what evolutionary advantage, if any, might such apparently fruitless activity provide?

Over the years, biologists have proposed a range of explanations. Homosexual activity might, for example, help males practise for straight sex, or they might offer males a way to assert dominance over one another.

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Tagged as: Beetles, Biologists, Biology, Copulation, Evolution, Fertilization, Homosexuality, Homosexuals, Insects, Mammals, Sex

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