did you know , Octopuses have three hearts! Two hearts pump blood to the gills, while the third pumps it to the rest of the body. Interestingly, the heart that pumps to the body stops beating when they swim.
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did you know , Octopuses have three hearts! Two hearts pump blood to the gills, while the third pumps it to the rest of the body. Interestingly, the heart that pumps to the body stops beating when they swim.