Scientists clean up the fossil of a dinosaur excavated in Liudian township in Ruyang County, central China's Henan Province, Dec. 9, 2008. [Xinhua]
![Scientists clean up the fossil of a dinosaur excavated in Liudian township in Ruyang County, central China's Henan Province, Dec. 9, 2008. [Xinhua]](http://images.china.cn/attachement/jpg/site1007/20081212/000bcdb95f1d0aac035f3f.jpg "Scientists clean up the fossil of a dinosaur excavated in Liudian township in Ruyang County, central China's Henan Province, Dec. 9, 2008. [Xinhua]")