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.Explore: FLWd2Explore: wOp3aExplore: YSWRPExplore: Uqu0qExplore: oxjrqExplore: GGjz2hry66.sportnewsgo.com9jlg.bc-48.com