On the Trail of the Dinosaurs

Africa animals appearance archosaurs Benton birds body bones bony carnivorous cast characters claw close collected complex covered crests Cretaceous dating detailed dinosaur skeletons dinosaurian dinosaurs early Earth eggs evidence evolution example excavated extinction Family feet fish fossils giant Gideon Mantell give hadrosaur hard head herbivorous human Iguanodon important Jurassic kind known land larger Late later legs length limb living lizards looked lower major mammals massive means metres million years ago mounted moved Museum Natural Natural History nests North America original ornithopods palaeontologists plants plaster plates preparation preserved probably produced relatives remains removed reptile rock sauropods scale scientific seen shape side single skeleton skull species specimens speeds stage surface tail teeth temperature theropods tree Triassic Tyrannosaurus walking weight