可用The-Life-Cycle-of-a-Butterfly

TheLifeCycleofaMonarchButterflyYouWillLearn….•Whatalifecycleis•ThelifecycleofaMonarchbutterfly•ThestagesaMonarchbutterflygoesthrough•SomevocabularytermsthatgoalongwiththestagesLifeCycles•Alifecycleisallthechangesthathappentoanorganismbetweenbirthanddeath.•Alifestageisachangeoreventthathappensatonepointoflife.•Metamorphosisisaseriesoflifestagesthataninsectgoesthroughtobecomeandadult.Butterflieshavefourlifestagesduringtheirlifecycle.1.2.3.4.EggCaterpillarChrysalis：['krisəlis]AdultButterflyMonarchButterflyLifeCycleStagesStage1:TheEgg•foundontheundersideofmilkweedleaves•tiny,roundandoval：['əuvəl]inshapeandsize•hatchesin3-5dayswhentheweatheriswarmStage2:TheCaterpillar(orlarva)•longandworm[wə:m]like•usuallybrightlycoloredwithaninterestingpattern•sheds脱落itsskinacoupleoftimesbecauseit’sgrowingbigger•staysacaterpillarforabout14daysStage3:TheChrysalis(orpupa：['pju:pə])•transformationstage•caterpillarspinsacocoon(asilkcovering)•madewhenacaterpillarspins纺silkandattachesitselftoabranch•startsoutagreencolorandthenturnsbrownandorange•takes10-12daysforthebutterflytobeready•ButterflyemergingfromthechrysalisStage4:AdultButterfly•thebutterflyisfullydeveloped•itdoesn’tgrowanymore•itcanonlyeatliquids•usuallylivesfor14-42daysSummary•1.Egg:foundonleavesandstemsofmilkweedplants,tiny,ovalinshapeandhatchesin3-5days•2.Caterpillar:longandwormlike,usuallybrightlycoloredwithaninterestingpatternandshedsitsskinacoupleoftimesbecauseit’sgrowingbigger•3.Chrysalis:transformationstage,usuallybrownorgreen,madewhenacaterpillarspinssilkandattachesitselftoabranchandtakes10-12daysforthebutterflytobeready•4.AdultButterfly:thebutterflyisfullydeveloped,itdoesn’tgrowanymoreanditcanonlyeatliquidsLifeCycleStages:Acknowledgements•Butterflystageschart•Monarchbutterflypicture•caterpillarpicture•Butterflyeggspicture~fbpw/but_fly1.htm•Butterflystagesinformation://home.vicnet.net.au/~fbpw/but_fly1.htm•Chrysalispicture•Butterflylifecyclevideo=83&subject_id=4•Butterflyemergingfromchrysaliswebsitepictures