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![](https://webarchive.library.unt.edu/eot2008/20081107194137im_/http://www.nsf.gov/images/x.gif) Press Release 07-115 Dinosaur Fossil Shows Signs of Early Flight Mechanism
![](https://webarchive.library.unt.edu/eot2008/20081107194137im_/http://www.nsf.gov/images/greenlineshort.jpg)
"Miniaturization" is hallmark of bird origins
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![This reconstructed dinosaur from the Gobi Desert shows early characteristics of bird flight.](https://webarchive.library.unt.edu/eot2008/20081107194137im_/http://www.nsf.gov/news/mmg/media/images/mahakala_f.jpg) |
A dinosaur fossil unearthed in the Gobi Desert of Mongolia shows that miniaturization, a hallmark of bird origins and a necessary precursor of flight, occurred progressively in primitive dinosaurs.
Credit: F. Ippolito, American Museum of Natural History |
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