In 2006, paleontologists searching the western Gobi Desert under the auspices of the Hayashibara Museum of Natural Sciences–Mongolian Paleontological Center Joint Expedition uncovered a rare fossil prize—the nearly complete skeleton of a juvenile Tarbosaurus bataar. The closest relative to Tyrannosaurus rex, Tarbosaurus was just as big and bad as its North American counterpart, but until now, how this tyrant dinosaur grew up had mostly been inferred from what is known from other dinosaurs. Not only does the new specimen allow paleontologists to better estimate how Tarbosaurus changed as they aged, but it also raises questions about the identity of other young tyrants that have been the focus of long-running debates over dinosaur lives. Read More
The Witmer Lab at Ohio University has one foot in the present and the other in the past, using information about animals living today to explore the biology and evolution of extinct animals such as dinosaur and their relatives. http://www.oucom.ohiou.edu/dbms-witmer/dinoskulls02.htm