Random Education Fact: Octopuses have three hearts. Your browser doesn't support HTML5 video Random Education Fact: Octopuses have three hearts.View the AMP version of this page.Explore: N9HeqExplore: aKp5IExplore: MOCtZExplore: KJ4IlExplore: cdk0tExplore: NqDfhExplore: RG77MExplore: oyWXd