ざつがく・どっと・こむ
ちょっと知的な雑学&トリビア

始祖鳥は恐竜?

2005年12月06日 【雑学なメモ
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Earliest Bird Had Feet Like Dinosaur, Fossil Shows
A 150-million-year-old fossil of Archaeopteryx, long considered the oldest bird, may put to rest any scientific doubt that dinosaurs?specifically the group of two-legged meat-eaters known as theropods?gave rise to modern birds.
最古の鳥というより恐竜ではないかと。足の形状を詳しく調べた結果。

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