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: 6kcpuExplore: 3NYHWExplore: WkUYCExplore: 7L2q4Explore: syBctdb2.gfresa.comExplore: 3t6rn3q2z9c68.acomicsz.com