[news]Chinese scientists find 1st fossil embryo

lckboy

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<><FONT size=4>Scientists in China have discovered a fossil thought to be more than 120 million-years-old containing an embryo of a flying reptile that lived alongside the dinosaurs. </FONT></P>
<><FONT size=4>It is the only known fossil of an embryo of a pterosaur, a winged lizard that evolved powered flight. </FONT></P>
<><FONT size=4>Wang Xiaolin and Zhou Zhonghe of the </FONT><a href="http://www.cas.ac.cn/" target="_blank" ><FONT color=#3300ff size=4>Chinese Academy of Sciences</FONT></A><FONT size=4> in </FONT><a href="http://english.peopledaily.com.cn/data/province/beijing.html" target="_blank" ><FONT color=#3300ff size=4>Beijing</FONT></A><FONT size=4> said that dinosaur embryos have been discovered all over the world, but so far no pterosaur embryos have been reported. </FONT></P>
9 c. `- w6 Y3 H3 x$ L7 L<><FONT size=4>The embryo is preserved in an almost complete egg and was found in the sediment of a lake in </FONT><a href="http://english.peopledaily.com.cn/data/province/liaoning.html" target="_blank" ><FONT color=#3300ff size=4>Liaoning</FONT></A><FONT size=4> in northeastern China that is known for its fossil riches. </FONT></P>
  j; h; D' v# `3 X" T% V<><FONT size=4>The Chinese scientists said the Liaoning embryo has a wingspan of 10.6 inches, indicating that the embryo would have grown up into a medium-to-large pterosaur. </FONT></P>
  n( R' v; k% U. H7 q' R; u1 y<><FONT size=4>The earliest pterosaurs, the first known flying vertebrates, lived about 230 million years ago. They died out about 65 million years ago. </FONT></P>
+ T% L* C- x- F! q<><EM><FONT size=4>Source: CRI news</FONT></EM></P></DIV>
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[此贴子已经被作者于2004-6-10 23:23:34编辑过]