Thedocumentarydepictsmonarchbutterfliesgreatandmysteriousmigration.Eachyearsautumn,millionsofmonarchbutterfliesstarttheirincrediblesouthwardmigrationfromCanada,crossAmerica,toMexico.Theyflyabove2,000milestoarrivethemountainofMexico.....ThefilmopenswithcaterpillarsmunchingmilkweedinsouthernCanadainlatesummer.Sooneachcaterpillartransformsitselfintoasilkychrysalis.Roughly10dayslater,adelicatefour-wingedmonarchemerges.Then,atsomeunknownsignal,themonarchstaketotheaironatwo-month,2,000-mileflightoverfields,forests,cities,plains,openwater,deserts,andfinallymountainstocongregateinatiny,high-altituderegionofcentralMexicowheretheyveneverbeenbefore.Incredibly,theyarrivebythemillionsatthesametimeeachyear.Sheddinglightonthisnaturalwonderaresomeoftheworldsleadingmonarchresearchers,includingLincolnBrowerofSweetBriarCollege,independentbiologistBillCalvert,andOrleyChipTayloroftheUniversityofKansas.Puttingthemonarchphenomenonintoperspective,Taylorsays,YouvegotabutterflythatsoriginatinginToronto,oritsoriginatinginDetroit,Michigan,oritscomingdownfromSt.PaulormaybeevenWinnipeg,anditsmovingsouth.SomehowitfindsitswaytoMexico.Couldyoudothat?Nooneyetknowshowthebutterfliesdoit,butTaylorsresearchrevealsthattheyareexpertnavigators.Inoneexperiment,hetransportedMexico-boundmonarchsfromKansastoWashington,DC,andthensetthemloose.Atfirst,theyflewsouthasiftheywerestillinKansas—acoursethatfromWashingtonwouldmissMexicoentirely.Butafterafewdays,theycorrectedtheirflightpath,asifsomeinbornGPSunithadalertedthemtothetruedirectionoftheirdestination.Inanothersequence,NOVAaccompaniescelebratedmonarchwatcherBillCalvertaroundbackcountryTexasashelooksforsignsofthemonarchmigration.Sureenough,theyshowupenmasseandontime,headingtowardtheSierraMadremountainsacrosstheborder—thelastlegoftheirflight.AndintheMexicanstateofMichoacán,NOVAjoinsmountainvillagersastheycelebratethearrivalofthemonarchsinthefirstweekofNovember.ThebutterfliesarrivalmarksthestartofacelebrationcalledtheDayoftheDead,sincethelocalpeoplehavetraditionallyassociatedthemonarchswiththereturningsoulsoftheirdepartedancestors.Unfortunately,illegalloggingintheMexicanbutterflysanctuariesthreatenstheuniquehabitatthatmonarchsdependonfortheirsurvival.Monarchsmaynotyetbeanendangeredspecies,buttheirannualmigrationisanendangeredphenomenonthatcoulddwindletoinsignificanceifthegiantfirsthattheyclingtoduringthewinterdisappear.Gonealsowouldbethecolorfulfestivalthatclosestheprogram—(🏟)afireworksdisplaywelcomingthehardyflierstoMexico,withorangeburstsagainsttheblacksky,lookingalmostlikethebeautifulcloaksofthemonarchs..故(⏺)事(🏔)发生(shēng )在五十年(nián )代末的(🛠)(de )九龙城寨，左勾拳(🕗)(quán )（(🌃)陈(chén )展鹏饰）和(📂)段迎(😚)(yíng )风（袁伟豪饰(shì )）的父亲(🔍)(qīn )均为名(🧜)震千里的八(🎋)极拳宗师，哪知道一场阴谋使得段迎风(fēng )失去(qù )了父亲，而左(zuǒ )勾拳的父亲则(🈲🈲🈲)沦为了杀(shā )人(⭕)凶(🌼)手(📕)含冤自尽，左(zuǒ )勾拳亦因(yīn )此和(🍂)妹妹失(🕶)散，离(✔)开了九龙城(🚃)寨，前往澳门谋生我(📙)觉(🏑)(jiào )得我老(🥞)公(🔘)比我睿(⛳)智比我理(lǐ )性。慕浅说，所(💫)以，我会(huì )听他的。约翰无意中得知，当(dāng )下发(🔇)生的一(yī(🛢) )切(🛑)都(🐾)可能和房子的(🖱)(de )前主人一家有(yǒu )关。一位怪老头(tóu )鸡农，在他的外孙女的帮助(💔)下，训练他的(de )淘气(qì(🔷) )的狗怪怪保护(🍌)一(yī )个(⛔)企鹅保(🌧)护区免受(🌪)狐狸的袭击(📬)，并以此来团结他的(💻)家人(🥤)，挽救(🛐)他们的滨海小镇李市(👉)长，是(👪)哪阵(zhèn )春风把您(nín )给吹(🐐)来了(le )？抱歉啊，之(zhī )前有(yǒu )要事缠身，未能提前恭(🌂)迎，还望您海涵。珠丽在沪(😬)得(🈺)知兄长被逐，恐乐德受累，只(zhī )身赴(🥞)粤。张秀娥没有(🚐)(yǒu )听懂聂远乔这话里(🔬)面的(de )意思，刚想问上(🚭)一句，聂远乔已经(🤐)转身就走(zǒ(🏫)u )了！她不想再成(🏵)为棋子了，只想(xiǎ(🥦)ng )安(😯)稳活着(🌒)。