Full-color paintings and skeletal line drawings taken from actual museum specimens around the world illustrate this captivating guide which explains the lives,

Updated with the material that instructors want, Dinosaurs continues to make science exciting and understandable to non-science majors through its narrative of

Come along with Ackerley the Acanthostega to visit the Triassic and Jurassic periods, 203-145 million years ago. Watch the first dinosaurs appear. See them grow