Updated with the material that instructors want Dinosaurs continues to make science exciting & understandable to non-science majors through its narrative of scientific concepts rather than endless facts. It now contains new material on pterosaurs an expanded section on the evolution of the dinosaurs & new photographs to help students engage with geology natural history & evolution. The authors ground the text in the language of modern evolutionary biology phylogenetic systematics & teach students to examine the paleontology of dinosaurs exactly as the professionals in the field do using these methods to reconstruct dinosaur relationships. Beautifully illustrated lively & engaging this edition continues to encourage students to ask questions & assess data critically enabling them to think like a scientist.