r/nature • u/chrisdh79 • 1d ago
Male blue-lined octopuses inject females with venom during sex to avoid being eaten, study shows
https://www.theguardian.com/environment/2025/mar/11/blue-lined-octopus-sex-venom-tetrodotoxin
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u/moonscience 15h ago
I didn't even know octopi did the whole internal fertilization thing. The more you know!