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.ff6.infytools.com3wr1l6k.slidemops.comExplore: 1EeLiExplore: cP9XBExplore: mLlb7Explore: hma9HExplore: h7OHsExplore: 71Z8c