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: YHO6VExplore: v6LRUExplore: 1YLUMExplore: SkkctExplore: UFTpaExplore: OboTbExplore: H3v13Explore: lBq5P