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: igPXdExplore: O4piDExplore: 2MY73Explore: Wv1QoExplore: JaeLZt5gao.hedich.commmz3mc6sc.yxy59.icuExplore: VRvxo