AcrossChina:StudyrevealscharacteristicsofEastAsianHomosapiens45,000yearsago_GuangmingOnlineAcrossChina:StudyrevealscharacteristicsofEastAsianHomosapiens45,000yearsagoThisimageprovidedbytheInstituteofVertebratePaleontologyandPaleoanthropology(IVPP)undertheChineseAcademyofSciencesshowstheartisticrenderingofHomosapienslivingintheShiyuSiteinnorthChina'sShanxiProvincedatingback45,000years.(Xinhua)BEIJING,Feb.17(Xinhua)--Theresearchontheorigin,evolutionanddiffusionofHomosapienshaslongbeenapopulartopicinthefieldofpaleoanthropology.LedbyChinesescientists,aninternationalresearchteam'srecentstudyofasiteinnorthChina'sShanxiProvincehasunveiledfreshinsightsintothecharacteristicsofHomosapiensdatingback45,000years.LocatedonthesouthwestmarginofNihewanBasin,theShiyuSiteinShanxi'sShuozhouCitywasdiscoveredin1963.Since2012,archaeologistsfromtheInstituteofVertebratePaleontologyandPaleoanthropology(IVPP)undertheChineseAcademyofSciences,PekingUniversityandvariousuniversitiesandresearchinstitutionsinChina,Australia,France,Britain,Japan,SpainandGermanyhavecarriedoutcomprehensive,multi-disciplinaryandcross-platforminternationalcollaborativeresearchatthesite.ThedepositsfoundatthesiteindicatethattheShiyuHomosapienslivedonflatterracesbesiderivers,withgrasslandasthemainvegetation.Thearchaeologistsconductedcarbon-14datingonthreeanimalbonefragmentswithscratchestoobtaindirectevidenceandestablishanaccuratetimelineofhumanactivityatthesite.TheyanalyzedthedatausingtheBayesianmodelandextendedthesite'sagefromabout35,000yearsagoto45,000yearsago.ThestudyindicatesthatShiyuHomosapienswereskilledinhuntingandresourceutilization,saidYangShixia,fromtheIVPP,whoisthefirstauthorofthestudy.Theymadeandusedcompositetoolstohuntequids,atemeatandbonemarrow,andusedanimalskins,Yangadded.Archaeologistsalsofoundthatthestonetools,ornamentsandboneimplementsunearthedatthesiteexhibitbothEasternandWesterncharacteristics,providingevidenceofthecomplexhumancommunicationinEastAsiaatthetime.ThestudyhasupdatedthetraditionalunderstandingofthediffusionandculturaldevelopmentofHomosapiensinEastAsia,Yangsaid.ThisstudyisofgreatsignificanceforadvancingtheunderstandingoftheevolutionandspreadofHomosapiensfromaglobalperspective,Yangadded.Editor:DisclaimerTheviewsandopinionsexpressedinthisarticlearethoseoftheauthor's,GMW.cnmakesnorepresentationsastoaccuracy,suitability,orvalidityofanyinformationonthissiteandwillnotbeliableforanyerrors,omissions,ordelaysinthisinformation.