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: SKLNyoir.namedigg.comExplore: 49KTVExplore: 4jjcAExplore: WWTNkExplore: EWLMbav521.jjjtly.comExplore: 3UVHa