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: RnGHLExplore: TlSoLExplore: rEv9KExplore: m8pIWExplore: gZ9hXExplore: d3yzDExplore: ZZP12Explore: DZezM