contentbotB 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-up157arrow-down12file-text
arrow-up155arrow-down1external-linkTIL that a species of flatworm sword fights with their penises to mateyoutu.becontentbotB to Today I Learned (TIL)@lemmy.ca • 18 days agomessage-square4fedilinkfile-text
Link to article?