This textbook introduces research on dinosaurs by describing the science behind how we know what we know about dinosaurs. A wide range of topics is covered, from fossils and taphonomy to dinosaur ph……続きを見る
Modern crocodyliansーcrocodiles, alligators, caiman (Central and South America), and gharials (India)ーhave evolved over 250 million years from a fully terrestrial, bipedal ancestor. Along with bird……続きを見る
