Trivia: How Many Hearts Does an Octopus Have?



In honor of today’s International Cephalopod Awareness Day, here’s today’s octopus trivia:

An octopus has three hearts. Two hearts to pump blood through each of its two gills, and a third one to pump blood through its body.


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Posted on October 8, 2007 at 5:59 pm by Alex
Category: Animal, Daily Trivia

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