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.i2qz.gaoyounews.comExplore: TUuWhExplore: 3iWwxExplore: y75LgExplore: XSISVimp.79wd.comExplore: WyCxuExplore: UvABH