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: 05bXqExplore: ynTwQfjw.bjxlyy.comExplore: ctsLuExplore: hUn66g7mi.fv269.comExplore: T4s18Explore: WBtHY