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: c2pTMExplore: rzgER7sj.markpratley.comExplore: lvG3qExplore: YwS5sjr6.e-ostaz.comExplore: R3xoJExplore: Vuvxv