: Specific focus is given to how certain traits—like the hollow bones and specialized lungs of sauropods or the feathers of raptors—allowed dinosaurs to succeed. Discussion & Study Guide Questions
: Major mass extinctions of competitors at the start of the Jurassic allowed dinosaurs to take over. This era saw the rise of giants like sauropods. The Rise and Fall of the Dinosaurs: A New Histo...
: Dinosaurs emerged 250 million years ago as small, insignificant animals following the Permian mass extinction. : Specific focus is given to how certain
: The surprising evolutionary path of small, feathered dinosaurs that survived to become modern birds. Key Scientific Themes The Rise and Fall of the Dinosaurs: A New Histo...