第 1 季，第 2 集: Tyrannosaurus rex was the most feared predator on earth--but to one dinosaur, he was prey. A discovery in Montana reveals the broken and fractured bones of a juvenile T-rex, and the teeth of its attacker--Nanotyrannus. As modern crime scene investigative methods are used, paleontologists get an unprecedented look into a 65 million-year-old battle. Modern CAT scanning gives science a never before look into the functions of the brains of Tyrannosaurus and Nanotyrannus. Watch as experts recreate what happened when Nanotyrannus came upon an unguarded juvenile Tyrannosaurus rex.
Documentary · 2008年8月4日 · 42 分鐘