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时间:2020-01-18
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1、ThespaceadventureoflittleMeilong《小寐龙的时空大冒险》Wakingupfromalongsleep,thelittleMeilongfoundhimselfinastrangeplaceHeheardthatthescientistsfromChinawouldsearchforhislivingyearsandplace,andhethoughthecouldalsodothat.Sohecamebackto82millionyears’agoandfoundwithexcessivespeed.LittleM
2、eilongfoundvariouskindsofmiraculousanimalsindifferentyearsandplaces.Finally,thelittleMeilongfoundhishomeinChinaHewassurroundedbyhisfamiliesandfriendsThenhewenttosleeppeacefully……Andthetruestoryis……Afterbeingembedded(埋入)involcanicash(火山灰)forbetween128millionto139millionyears,
3、ayoungdinosaurhasbeendiscoveredbypaleontologistsinChinadozing(沉睡)justlikeabird.Meiisagenus(属)ofduck-sizedtroodontid(伤齿龙)dinosaurfirstunearthedbypaleontologistsinLiaoning,Chinain2004.MeilivedduringtheEarlyCretaceous(白垩纪)Period.Itsname,Meilong,meansdragonsleepsoundly.Thetypefo
4、ssilisayoungjuvenile(少年),completeandexceptionallywellpreservedinthree-dimensional(三维)detail,withtheheadnestled(依偎)beneathoneoftheforelimbs,similartotheroosting(栖息)positionofmodernbirds.Thechemistryofthematrixstone(石头基岩)andtherestingposeindicatethelivinganimalwasprobablyburie
5、dinstantlyinvolcanicash.Troodontid:oneofthemostbirdliketypesofdinosaurs.Itwasayoungadultwithasmallskull(颅骨),shorttrunk(身躯)andverylonghind(后面的)limbs(翼),indicatingitcouldrunwellontwolegs.Itsheadtuckedunderitsforelimbinamannersimilartoabird.Itisthefirstsuchfossiltobefoundinasle
6、epingpose.Modernbirdsalwaystucktheirheadsunderonewingtoconserveheat,soitindicatesthecharacteristicsprobablyoriginatedindinosaurancestorsofmodernbirds.Sothespecimen‘sbird-like-posturealsocouldhint(暗示)thatthisanimalwaswarm-blooded.Severalfeaturessuchasitspostureandlooksalsoind
7、icatethattwoanimalsmayoriginatefromthesameancestor,andtheirflyingcapabilitycanbeanevolutionaryresultofbecominglighterinweight.“Thespecimendisplaystheearliestrecordedoccurrenceofstereotypical(形象)sleepingorrestingbehaviourfoundinlivingbirds."Liaoningprovinceisfastbecomingahot-
8、spotfordinosaurhunterslookingforevidenceofbehaviourinfossilisedvertebrates(
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