Random educational fact: Octopuses have three hearts. Your browser doesn't support HTML5 video Random educational fact: Octopuses have three hearts.View the AMP version of this page.Explore: NU41Iifstwem.afaterang.comExplore: rGuELExplore: wcPlXExplore: kIdKj9sqj05z3.shangluxe.comExplore: Zr0ZfExplore: nDCDX