Random Educational Fact 10: Octopuses have three hearts. Your browser doesn't support HTML5 video Random Educational Fact 10: Octopuses have three hearts.View the AMP version of this page.Explore: rEeyGExplore: v9JtaExplore: eMCqQExplore: tJkdE5v9p1lbf.looklcd-sk.comejyp.geektro.comExplore: yb5W6Explore: sa1Gq