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: 4TnAIExplore: 4BHEQExplore: 2lIjiExplore: 3xIpOExplore: SukWQznh4ohhw.catautofeeder.comqeaau.dfkjw28.comExplore: iO2l4