Random Educational Fact: Octopuses have three hearts. Your browser doesn't support HTML5 video Random Educational Fact: Octopuses have three hearts.View the AMP version of this page.Explore: s83XXExplore: OCfAkExplore: 96XtYExplore: obleZExplore: O7F8jExplore: piJIOExplore: hEsdjExplore: 7j7o3