101 Fun Facts About Dinosaurs English Edition. They were called lizard hipped or saurischian or bird hipped or ornithischian. Scientists divided dinosaurs into two groups according to the shape of their hip bones.
In the hips of ornithischian or bird hipped dinosaurs all the bones pointed backward. Also included is a list of fun facts for each dinosaur story and facts about 108 additional dinosaurs. 8 Tyrannosaurus rex had huge back legs but its tiny front legs were not much longer than human arms.
This book has an introduction and then 16 chapters of dinosaursThe dinosaurs included are.
In the hips of saurischian or lizard hipped dinosaurs one of the bones pointed forward. This compilation includes the following 15-minute books. The lifespan of dinosaurs of all species ranged from 50 to 200 years on average. Tyrannosaurus Rex had the longest teeth 8 inches.