0 sats \ 1 reply \ @stack_harder 9h \ on: Fun Fact Friday - Best Fun Fact Gets 10,000 Sats meta
Octopuses have three hearts: Two pump blood to the gills, and one pumps it to the rest of the body.
they also have blue blood, which i thought was cool
https://www.newscientist.com/question/many-hearts-octopus/
Again?
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