TIL that octopuses have three hearts and blue blood sciencefocus.com Submitted by real_aurora_cole t3_1249tqr on March 28, 2023 at 2:33 AM in todayilearned 26 comments 156
racewest22 t1_je02lhw wrote on March 28, 2023 at 1:26 PM Reply to comment by Koraguz in TIL that octopuses have three hearts and blue blood by real_aurora_cole Well, there we go. Very believable, I think. Permalink Parent 3
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