漫漫地球史,悠悠沧桑变,亿万生物中,几多留人间。自古以来,人类就对一些看似遥不可及的东西产生渴望,例如我们仰望天空,看到鸟儿在天上自由自在的飞翔就也想要遨游天际,去体验一把鸟儿的乐趣。还有另一小撮人,看到了鸟儿飞翔,可能在羡慕渴望像鸟儿飞翔在天际的同时,也想要了解鸟的过去,例如,究竟什么时候出现了第一只真正意义上的能够飞翔的鸟?鸟类的祖先又是谁?恰巧nature也发表了鸟类飞行进化起源关键论证的50周年纪念里程碑文章,这一期我们从地球上第一只鸟作序,一起“片面”地聊一聊鸟类进化乃至生物进化中有意思的小里程碑。时间轴:2:51 家禽和鸟类是如何区别的?4:25 鸟类特有的双重呼吸系统7:42 鸟类的心跳频率和体温都要高于大多数动物12:25 骨骼中空、尾骨退化,一切为了飞行13:43 回顾鸟类飞行进化起源关键论证14:47 鸟类飞行起源核心争论:从地面跑得快学会了飞行or从高处滑翔学会了飞行17:55 人们常说的“始祖鸟”并不是鸟类的祖先20:54 中华龙鸟如何战胜了始祖鸟成为鸟类的祖先24:53 鸟类的羽毛最初用途并不是为了飞行27:59 会滑翔的哺乳动物那么多28:51 从鹧鸪鸟的研究看,鸟类最初为什么要飞32:54 鸟类飞行起源与鸣管进化 #参考资料 Padian K. 25th anniversary of the first known feathered dinosaurs. Nature. 2023;613(7943):251-252. doi:10.1038/d41586-022-04586-4 Padian K. The 50th anniversary of a key paper on how bird flight evolved. Nature. 2024;627(8005):738-740. doi:10.1038/d41586-024-00746-w Clarke JA, Chatterjee S, Li Z, et al. Fossil evidence of the avian vocal organ from the Mesozoic. Nature. 2016;538(7626):502-505. doi:10.1038/nature19852#song list Cello Suite No. 1 in G Major, BWV 1007:I. Prélude - Janos Starker Heartburn - Marco Sfogli Love From Me-Johnson Rodgie Study With Me - Snuggles Mark Masri - Santa Lucia听友群加VX:hooley777商务合作:[email protected](诚招冠名、植入、定制单集合作伙伴)
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