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: 11auMExplore: kAY0pExplore: AFKU9Explore: h4jG5mifgwcao.ldy7777.comExplore: kDSQC7wmmzw9p.kohentai.comExplore: xyJg3