地球脉动-两极之间PlanetEarth-FromPloetoPole

地球脉动-两极之间PlanetEarth-FromPloetoPole-FromPoletoPoleGroup2PlanetEarthNorth北极熊Polarbears.极昼Polarday北极苔原Arctictundra北美驯鹿caribouNotenoughenergyreachesgroundtoenabletreestogrow亚寒带针叶林Subarcticconiferous远东豹Amurleopards温带阔叶林temperatebroadleavesVariousbirds热带丛林jungle海豹Seals大白鲨Greatwhites海洋ocean雄帝企鹅MaleEmperorPenguins极夜polarnightSouthRepresentativeCreaturesPolarday极昼

It’smarch.AndlightreturnstohighArctic,aPolarbearstirsfromherden.Heremergencemarksthebeginningofspring.Andthelittlebearscometotheirmothertogetfood.Theirmotherthathasnoteatenfor5monthsandhaslosthalfherbodyweightconvertsthelastofherfatreservesintomilkforherbabies.Temperature-30.Thebabiesstillneedtoliveintheshelter.Thesunwilldissolvetheice,whichwillhinderthebeartohuntitsfood(seal).Nearlyhalfofthebabybearswilldieinthefirstyearinthebrokenice.

Polarbears北极熊

Arctictundra北极苔原NorthernCanada’swildfrontierEveryyear3millionsofcariboumigrateacrosstheArctictundra(北极苔原）.Thisisthelongestoverlandmigrationmadebyanyanimal.Someherdstravelsover2000milesayearinsearchoffreshpastures.Thisisthelongestoverlandmigrationmadebyanyanimal.Therearewolvesinhangerschemingtocatchthenewlyborncalves.Thestrategyisthatrunningdirecrlyattheherdtomaketheminpanicfirst,andthentrytocapturetheseparatedtheherd.Andnowit’seasiertotargetanindividual.

caribou北美驯鹿Midsummerontundraandthesundoesnotset.Astheselatitudesthesun’sraysareglancing.Andnotenoughoftheirenergyreachesthegroundtoenabletreestogrow.temperatebroadleaves温带阔叶林

TheAmurleopard-therarestcatintheworld,syblolizethefragilityofournatureheritage.Thereareonly40Amurleopardsleftinthewild.Andthatnumberisfalling.Thecatshasbeenpushedtotheveryedgeofextinctionbyhuntingandthedestructionoftheirhabitat.

Amurleopards远东豹Allanimals,rareorcommon,ultimatelydependfortheirenergyonthesun.

JungleInthetropicsthesun’sraysstriketheearthheadon,sothejunglegrowssovigorouslyand

supportssomuchlife.Thisforestcoversonly3percentoftheplanet’ssurface,butitcontainsmorethan50percentofallitsplantsandanimals.Thereare42differentspeciesofbirdsofparadiselivinginthegreatislandofNewGuinea,eachmorebizarrethanthelast.Birdsofparadise

OceanSummeristhetimeofplentyandit’snowthatthesealsstarttobreed.

Seals海豹Greatwhites大白鲨ElephantsBuffalo水牛Inadryseason,thousandsofelephantshavestartedtotravelindesperatesearchforwater.AllacrossSouthAfricaanimalarejourneyingforthesamereason.

polarnight极夜MaleEmperorPenguinsarefacingthenearestthatexistsonplaneEarth.WinterinAntarctica.It’scontinuousdark.Andtemperaturesdroptominusseventydegreescentigrade.ThePenguinsstaywhenallothercreatureshavefled.Becauseeachguardsatreasure:asingleeggrestedonthetopofitsfeet.Andkeptwarmbeneath