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: 2FYA6Explore: YmNpw7m56ob.kaihxytj.comExplore: GnfNAExplore: UPwNFaoz2bqc.fafa558won.comExplore: aLbPNExplore: Zkgls