The Cretaceous Period spawned walking death machines with a savage combination of speed, eyesight, brainpower, and razor-sharp implements. The latest science reveals the anatomical secrets of these bloodthirsty carnivores.

Predators didn't dominate the Cretaceous period - plant-eaters did. And their bodies were built to take a beating. The latest science reveals the anatomical secrets that made the earth's largest vegetarians successful.

120 million years of evolution made dinosaur bodies better adapted to their environment than any mammal today. Some dino species had lifespans of over 100 years. Others had a 1 in 3000 chance of making it to adulthood. The latest science reveals the anatomical secrets that made them such incredible survivors.

More than a million generations adapted dinosaurs to a changing planet. But each successful generation boils down to a single encounter between two like-minded reptiles. The latest science reveals the anatomical secrets to life and love among dinosaurs. Dinosaurs are the ultimate biological success story. More than a million generations improved and adapted each dino species to their changing planet. But each successful generation boils down to a single encounter between two like-minded reptiles. The latest science reveals the anatomical secrets to life and love in an age of dinosaurs.