Of birds and dinosaurs

See:

http://www.saigon-gpdaily.com.vn/International/2011/4/91437/

Article reads: Researchers in Canada used computed tomography — the famous CT scan used in medical diagnosis — to get a 3D image of the skulls of dinosaurs, extinct birds and modern birds. …The 157 samples traced the olfactory lineage of modern birds to a group of small carnivores called theropods whose larger family also included the Tyrannosaurus rex.

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