剧情： Animalscongregateinplaceswheretheirbasicneedscanbemet:havensfrompredatorswherecompetitionforfoodismanageableandbreedingopportunitiesareabundant.Journeytothehabitatsoftheseone-of-a-kindanimalsandlearntheirsurvivalstories,fromnestingfairypenguins,tomigratingcaribou.