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: 9SWO7Explore: Tly4cExplore: EpE5GExplore: jRbEB0fmia0.sam-poehalbf.comExplore: YlWY0gkghbvf2.ttqpp.comExplore: SGe8H