Howwouldyouliketosleepwithonehalfyourbrainasleepandt...
问题详情： Howwouldyouliketosleepwithonehalfyourbrainasleepandtheotherhalfawake?Dolphinssleepthisway.Recently,scientistsatIndianaStateUniversityhavediscoveredthatduckssleepthiswaytoo.Theyfoundthatd...