this post was submitted on 16 Feb 2025

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Scientists investigating human sperm competition stumble upon an intriguing paradox: Men who thought their partner was more likely to spend time with other men produced ejaculates with more sperm (www.psypost.org)

submitted 4 months ago by fossilesque@mander.xyz to c/science@mander.xyz

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[–] bjoern_tantau@swg-empire.de 11 points 4 months ago (1 children)

So, poly couples are more likely to get pregnant?

[–] HowAbt2morrow@futurology.today 16 points 4 months ago

I think only if he felt threatened by the others. Like the jizz competition is not inherent but rather stimulated by the dudes worry of being out jizzed by his partner’s man whores.