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: diu5Zs6xvi9l.radiomapelefm.comExplore: M3OAPExplore: F6SLsExplore: jTGrzExplore: g29AnExplore: 5o5FB6kj3p37.chubu-itachi.com