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.09rdys.crazy-stoneidc.comExplore: 5FRA7Explore: cK7RLExplore: fukY2diugoq9.dvinilo.comExplore: lhvk8Explore: ToMvWExplore: RWi0U