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杰克·洪那：从鸡造恐龙
3,754,827 plays
|
Jack Horner
|
TED2011
• March 2011
Read transcript
知名古生物学家杰克·洪那花了整个职业生涯试图重造恐龙。他发掘了难得的连血管和软组织都保存得很好的化石，但是没有发现DNA。因此，他使用了新的技术，试图在鸡，恐龙的直系子孙身上使用遗传工程，重造祖先的特征，包括牙齿，尾巴，和爪子，来创造“鸡恐龙”。
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