Dinosaur evolution looks at how dinosaurs developed and changed over the course of time. Paleontologists study the different types of dinosaurs and how they are related to each other. How else is dinosaur evolution studied?
WHAT'S INSIDE: DINOSAURS
- About Dinosaurs
- Early Triassic & Jurassic Dinosaurs
- Middle & Late Jurassic Dinosaurs
- Early Cretaceous Dinosaurs
- Late Cretaceous Dinosaurs
Omeisaurus is considered the most common of the Late Jurassic Chinese sauropods. The most prominent characteristic of this dinosaur is the extremely long neck the was uncommon for most North American dinosaurs.
Scutellosaurus was a very unusual dinosaur because it was a two-legged dinosaur that had armor. Most armored dinosaurs walked on all fours. Many scientists believe this dinosaur to be the ancestor of later larger armored dinosaurs.