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咁點解啲恐龍會演化出羽毛？
對佢地陸上生活有咩幫助？
我本科完全唔關古生物學事, 上面講嘅全部都係喺網上睇完求其執篇文出嚟, 用咗大半日
有興趣可以睇埋呢揪link
https://en.wikipedia.org/wiki/Feathered_dinosaur
https://en.wikipedia.org/wiki/Archaeopteryx
https://en.wikipedia.org/wiki/Origin_of_birds
http://www.ucmp.berkeley.edu/diapsids/avians.html
https://en.wikipedia.org/wiki/Deinonychus
https://en.wikipedia.org/wiki/Sinosauropteryx
http://www.huffingtonpost.com/2011/06/14/ashdown-maniraptoran-smallest-dinosaur-ever_n_876723.html
http://news.nationalgeographic.com/news/2012/04/120404-yutyrannus-feathers-dinosaur-science-nature-biggest/
http://news.nationalgeographic.com/2016/04/160405-dinosaurs-feathers-birds-museum-new-york-science/
http://news.nationalgeographic.com/2016/06/dinosaur-bird-feather-burma-amber-myanmar-flying-paleontology-enantiornithes/
http://news.nationalgeographic.com/2016/12/feathered-dinosaur-tail-amber-theropod-myanmar-burma-cretaceous/
https://www.theguardian.com/science/lost-worlds/2014/jul/24/kulindadromeus-feathers-dinosaur-birds-evolution-siberia-russia
http://www.nature.com/news/feathers-were-the-exception-rather-than-the-rule-for-dinosaurs-1.14379
https://www.theguardian.com/science/lost-worlds/2013/jun/10/dinosaurs-fossils
但係如果要問我嘢嘅話
https://vignette3.wikia.nocookie.net/evchk/images/3/3c/490deb1464cad.jpg/revision/latest?cb=20091101140604
咁點解啲恐龍會演化出羽毛？
對佢地陸上生活有咩幫助？
:^(
SUV
之前記得有書提過，cambridge有班痴線佬，用幾年時間慢慢用acid溶左植物化石上面果d唔關事的石，剩低的植物化石係乾淨到，可以係microscope睇到plant cell
xylem之類比較硬身的tissue直頭畫得返cell well出黎
不過唔sure動物化石有冇人咁做
xylem之類比較硬身的tissue直頭畫得返cell well出黎
不過唔sure動物化石有冇人咁做
等咗你好多日喇