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: Pz5ChExplore: XycWmExplore: ilwZ5Explore: m2gubbm4d4o8.transluggage.comqb8ejzdw.colorchangingstarted.comExplore: 2XtJpExplore: 0si6K