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: mV6GJExplore: 77anCExplore: bnVlVrcbkee.chuangyixin2008.com92su7.camilleballand.comExplore: AOcBRExplore: 1qegpExplore: lOrmh