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Fossil discovery shows reptile with developing embryo
By Guo Kai | chinadaily.com.cn | 2017-02-15 15:10
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(b) Interpretive drawing. Dotted line indicates the rough course of the vertebral column of the adult. The different colour in the cervical region aims to facilitate the association of cervical ribs with corresponding vertebrae. (d) Interpretive drawing of the embryo. [Photo/nature.com] |
