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1、《地球脉动第二季PlanetEarthII(2016)》第5-6集（共6集）英中字幕目录第5集2第6集11文档号：HLDOC20161202002创建时间：12/2/20167:21:04PM欢迎通过豆丁站内私信定制文档！（第23/23页）《地球脉动第二季PlanetEarthII(2016)》第5-6集（共6集）英中字幕第5集E04OnequarterofallthelandonEarthiscoveredbyasingle,remarkabletypeofplant.Almostindestructible,itcang
2、rowtwofeetinaday...Andbetallenoughtohideagiant.Thatplantisgrass,andtheworlditcreatesistrulyunique.ThegrassinnorthernIndiaisthetallestontheplanet,hometosomeofthemostimpressivecreaturestotreadtheEarth.Thesearethegoodtimes,butinjustafewmonths,allthisfreshgrowthwillbeg
3、one,andtheanimalswillbeforcedtomoveon.Thatisthewaythingsareongrasslandsacrosstheplanet.Acycleofabundance,destructionandrebirththataffectseverycreaturethatliveshere.ThelargestgrasslandonEarth,thevastEurasianSteppe,stretchesonethirdofthewayaroundourplanet.Springrainh
4、asbroughtfreshgrass,andwithit,newlife.ArelicfromtheIceAge,ababySaigaantelope,justthreehoursold.Hisonlycompany,histwin.Untiltheycanstand,theirmotherhasleftthemhiddeninthegrass.Theyshouldbesafe,aslongastheyremainquiet.Forthesecalves,theclockisalreadyticking.Theirherd
5、willsoonbemovingon,seekingthefreshestnewgrass.Theirlankylegsareasuresignthatthey'rebuiltforalifeonthemove.Saigaalwaysgivebirthtotwins,sotheirnumbersgrowrapidlyjustwhengrassisplentiful.Theirbizarrelyshapednosecandetectfreshgrowthfromhundredsofmilesaway.Theyoungtwins
6、willnowbeginthenomadiclifetheysharewithmostanimalsontheworld'sopenplains.Grasslandsoccurwhererainistoosporadicforforeststoexist.Therainthatagrasslandneedstosurviveforayearmightarriveallatonce.Stormslikethesecanrelease12inchesofrainin24hours.Notmuchfunifyou'reoutini
7、t.Eventuallytheearthcan'tsoakupanymore,andthegrasslandundergoesaradicalchange.Manyplantswoulddrownhere,butgrassesthrive.文档号：HLDOC20161202002创建时间：12/2/20167:21:04PM欢迎通过豆丁站内私信定制文档！（第23/23页）《地球脉动第二季PlanetEarthII(2016)》第5-6集（共6集）英中字幕Theygrowsofast,theirleavesquicklyris
8、eabovethewaterandintothesunlight.HereinsouthernAfrica,watertransformsoneofthemostremarkablegrasslandsonEarth,theOkavango.Everyyear,5,000squaremil
