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    Crystal_Fish_Caves (crystal_fish_caves@mstdn.party)'s status on Wednesday, 22-Jul-2026 06:26:19 JST Crystal_Fish_Caves Crystal_Fish_Caves

    Octopuses have nine brains, three hearts, and blue copper-based blood, and roughly two-thirds of their neurons live in their arms, meaning each limb can taste, decide, and problem-solve without checking in with the central brain.
    https://terradaily.com/td-octopuses-have-nine-brains-three-hearts-and-blue-copper-based-blood-and-roughly-two-thirds-of-their-neurons-live-in-their-arms-meaning-each-limb-can-taste-decide-and-problem-solve-without-checking/

    An Octopus can regrow a tentacle so losing one to escape being eaten is a doable. The abandoned limb if offered food will accept it and try to FEED WHERE THE MOUTH USED TO BE as it has it's own nervous system. How's that for a creepy story.

    In conversation about 2 months ago from mstdn.party permalink

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    1. Domain not in remote thumbnail source whitelist: terradaily.com
      Octopuses have nine brains, three hearts, and blue copper-based blood, and roughly two-thirds of their neurons live in their arms, meaning each limb can taste, decide, and problem-solve without checking in with the central brain.
      from Terra Daily Editorial Team
      An octopus's central brain holds only about a third of its neurons — the other two-thirds live in the eight arms, which can taste, grip, and decide on their own. A field guide to nine brains, three hearts, and copper-based blue blood.

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