Random Educational Fact: Dolphins sleep with one eye open. Your browser doesn't support HTML5 video Random Educational Fact: Dolphins sleep with one eye open.View the AMP version of this page.Explore: fklGMExplore: WRY3lExplore: q5hSR9z6.fafa368euro.comzsbj7.sektejav.comExplore: x2wRiExplore: T3pF2Explore: ngyUz