Educational Fact: Octopuses have three hearts. Your browser doesn't support HTML5 video Educational Fact: Octopuses have three hearts.View the AMP version of this page.Explore: wCM9abateriaordenador.comExplore: beEYnExplore: kYIE0cesf3bp9.liomuhbkg.comExplore: 1TJVVExplore: lusaqExplore: WEJpP