gushengwuxuejiazhaodaogengduokonglongfeixingdeduliyanhuazhengju
齐发体育 xiaoxingshoujiaoleikonglongyouduoqijinsifeixingdeduliyanhuashijian。tupianlaiyuan:xianggangdaxue
niuyueziranbowuguan,yichucunfangbiaobendecangkuli,qifatiyugujizhuidongwuyugurenleiyanjiusuo(yixiajianchenggujizhuisuo)fuyanjiuyuanpeiruizhengzaiguanchayifenshoujiaoleikonglonghuashi。
taguanchadehenxizhi,yongshanglegeshigeyangdecelianggongju,shenzhihuijilumouzhongkonglongmeizhijiaojiaozhidebaifangshunxu。zheixiexiangjindejilu,youzhuyurenmenlijieniaoleidejinqinzuxianzenyangjinhuachufeixingnengli。
8yuechu,xiangguanchengguozai《dangdaishengwuxue》fabiao,peiruiweiwenzhanggongtongdiyizuozhe。
齐发体育 “xianqiandeyanjiurenwei,zhiyoushaoshuniaoleidejinqinzuxianyoujinsifeixingdedongzuo,danshishishang,zheiyifanweibiwomenyuxiangdegengda。”lunwentongxunzuozhe、xianggangdaxueyanjiuzhulijiaoshoumaikeer·pitemangaosu《zhongguokexuebao》,zhenzhengyanhuachufeixingnengliqian,yijingyouxuduoniaoleidezuxianzaichangshipaidachibang。
重建演化树
齐发体育 jiarugujizhuisuoqian,peiruicengzaixianggangdaxuecongshiboshihouyanjiu。bishitayijingshoujileyidingshuliangdeshoujiaoleikonglongbiaobenshuju。
齐发体育 zheixieshoujiaoleikonglongdaduotixingzhongpianxiao,qizhong,chilongkeheshangchilongkezuoweikongzhualonglei,beirenweishiyuniaoleiqinyuanguanxizuijindejinqin,weigengduorenshuzhidexiaodaolongjishuyuchilongke。
齐发体育 zaizhongjianxiaodaolongleiyanhuashushi,peiruizhuyidao,suizheyanhuajixu,qitixingyouzhujianbianxiaodequshi。
“yushiwomenzaifenxizhongyoujialeyixiehexingtaigongnengxiangguandeshuju,baokuoqianhouzhibili、tizhongdeng,zheixieshujusihuanshizhelingyigequshi:xiaodaolongleidefeixingnenglishizhubuzengqiangde。”peiruiyishidao,zheikenengshiyigedulidefeixingqiyuanshijian。
齐发体育 weileliqinggushengwufazhanmailuo,yanjiuzhechangchangxuyaojiezhupuxiyanhuashu。danzaishoujiaoleikonglongyanhuaweizhenzhengniaoleideguochengzhong,fashenglexuduopingxingyanhuashijian。youyuhuashibiaoding、tezhengxuanqushicunzaichayi,yixieyanhuashuhaicunzaimolengliangkededifang。
biru,jinniaoleishishoujiaoleikonglongdeyanhuazhizhiyi,qiyoufenweikongzhualong、chilongheshangchilongsandafenzhi,zaibutongyanhuashuzhong,zheisangefenzhiyoubutongdexianhoushunxu。
weilejinkenengbimianbuquedingxing,peiruidengrenzhongjiandeyanhuashuzhong,jinkenengbaohanlesuoyouxiaoxingshoujiaoleikonglongdeshuju。
tamenyuagentingguojiakexuejishuyanjiuweiyuanhui(conicet)deyanjiuzhehezuo,youhualeyanhuapuxifenxidegongzuoliucheng,weibutongdeyanhuatezhengfuyubutongquanzhong,yibimianpingxingyanhuazhongchuxianmolengliangkedefenxijieguo。
zuizhong,yanjiuxiaozuquedinglejinniaoleishifouyoufeixingqianlideliangxiangguanjianzhibiao:yifuheyuqifeidongli,qianzhejuedingledongwugetishifounengchixufeixing,houzhejipaidachibangshichanshengdeliliang,juedingnengfoushidongwulidi。
三个突破
duigushengwuyanjiuzheeryan,tanxundongwuyanhuadeyidazhangaishiwufaqinyanjiandaoguowangzhenshichangjing。“womenwufakandaodongwuzenyangzuoyigedongzuo、nengdadaozenyangdexiaoguo。”peiruibiaoshi。
yigeyuhuidebanfashijianggushengwubiaobenshujuyuxianshengdongwuzuoduibi。yanjiuxiaozutongyangcaijilexianshengniaoleideyizhanzhangdu、tizhongdengshuju,baokuohuifeideniaoleihebuhuifeideniaolei,bingyijuhuifeiniaoleideshujufantuichuyifuheyuqifeidongli,jiangzhidairuyanhuashuzhongbidui。
wenzhangzhong,yixianshengdeniaoleiweicankaobiaozhun,ruguohuashiwuzhongdeyifuhechaoguo2.5kemeipingfanglimi、qifeidonglichaoguo9.8niudunmeiqianke,cainengsuantongguoyanjiuzheshezhidefeixingmenjian,jiyongyouzhudongfeixingdeqianli。
齐发体育 jieguoxianshi,chuleguangyideniaolei——niaoyilei,haiyouliangleiwuzhongtongguolemenjian,jichilongkexiashudexiaodaolonghexiekongniaolong。
齐发体育 zaiqitawuzhongzhong,yanjiuzheyeguanchadaolezhudongfeixingqiannengdejixiang,ruzhangyudaolong、xiaotinglongdeng。
“tamenzhishaoyijingtupoleyixiangzhibiao,kenengyiyouleisizhudongfeixingdedongzuo,tamenzaiyizijidefangshishiyingshengcunhuanjing。”peiruishuo,daburenrenwei,konglongdefeixingnenglishiyouxiande,dandongwudeqianlichaochurenleixiangxiang。
ruguoguanchayizhiyingwudeyundongxingwei,huifaxianzaipanpashuzhishi,qiqianhoujiaozhidebaifangshunxuhuifashengbianhua。“youshishiyigejiaozhizaiqian、sangejiaozhizaihou,youshishiliangqianlianghou,youshisanqianyihou,huigenjuchangjingdebutonglinghuoyunyongshentidejiegou。”peiruibiaoshi。danzaigushengwuyanjiuzhong,yibanzhihuigenjumouzhongdongwudehuashixingtai,tuiceqijiaozhizuikenengdedanyiyundongfangshi。
齐发体育 ciwai,zaixianshengniaoleizhong,yanjiuzhehaiguanchadaoyigedongzuo:niaoleiyibianpaidachibang、yibianyanzhexiepoxiangshangbenpao,zheizhongjiejinfeixingdejudongyehenkenengcunzaiyuxiaoxingshoujiaoleikonglongzhong。
齐发体育 “jiexialai,womenhuishenruyanjiuzheixiefeiniaoleipaidachibangdeyouquxianxiang,bingzhaodaogengduokonglongweinengzhenzhengfeiqilaideyuanyin。”pitemanzongjiedao。
齐发体育 xiangguanlunwenxinxi:http://doi.org/10.1016/j.cub.2020.06.105