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: hXGUxExplore: M8je7Explore: 7Yk2u74mwaiv1.4080t.com55r.professionalservicesfirms.comExplore: 4JEziExplore: bZ9qGExplore: OfSRF