According to paleontological research, the dinosaurs that walked the earth millions of years ago were both massive - some checked in at over seven stories tall - and terrifying. In strategizing and executing an attack, a prehistoric beast would instinctively weigh such options as temperature, landscape, and the weaknesses of its chosen opponent, all of which immediately helped determine the creature's survival. As a release from cable's History Channel, this box set offers twelve individual documentaries that explore these and other ideas all related to the theme of dinosaurs. Contents include: , and many more.