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Stories about: tail marks

Dinosaur Meeting Grounds Unearthed In the desert between the Arizona and Utah borders, scientists have discovered a huge concentration of dinosaur tracks, with more than 1,000 footprints, embedded in a single rock that is unlike those around it, in that it's not made up of sandstone. Primary investigations concluded that the place was an oasis in... 20 October 2008 05:48 GMT