contentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · 18 days agoTIL that a species of flatworm sword fights with their penises to mateyoutu.beexternal-linkmessage-square4fedilinkarrow-up155arrow-down12file-text
arrow-up153arrow-down1external-linkTIL that a species of flatworm sword fights with their penises to mateyoutu.becontentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · 18 days agomessage-square4fedilinkfile-text
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