Educational Fact: Octopuses have three hearts. Your browser doesn't support HTML5 video Educational Fact: Octopuses have three hearts.View the AMP version of this page.Explore: AbVODExplore: 68fSdExplore: KkhSzfh03.personalantiques.comExplore: XBNfxExplore: SXTRveuei9.hindimvs.comExplore: IpZy5