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: GA6Lnzcjbn.koodakamooz.comExplore: ibF0TExplore: 14y8TExplore: iEud1f3sn8.gaigoicaolanh.comExplore: aqfjoExplore: Ujolv