A 'chicken from hell' dinosaur: Large feathered dinosaur species discovered in North America
Wednesday, March 19, 2014 - 16:20
in Paleontology & Archaeology
Scientists from Carnegie and Smithsonian museums and the University of Utah today unveiled the discovery, naming and description of a sharp-clawed, 500-pound, bird-like dinosaur that roamed the Dakotas with T. rex 66 million years ago and looked like an 11 ½-foot-long "chicken from hell."