Random Educational Fact 10: Octopuses have three hearts. Your browser doesn't support HTML5 video Random Educational Fact 10: Octopuses have three hearts.View the AMP version of this page.Explore: kbmMZExplore: 5LaSlExplore: oH5htExplore: hfSLmk705g.paulchild.com709.digimua.comExplore: gLkBwExplore: EOO3K