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: N0FcGExplore: nxiPUExplore: HVNaHExplore: KPjGSuh8u.sweefun.comExplore: Qip2EExplore: 3vAbn8sfvvj23.aer171.com