A Family of Dinosaurs Author:Mary O'Neill, John Bindon (Illustrator) Many millions of years before people ever walked the earth, a strange group of animals called dinosaurs towered over all other creatures. The first dinosaur bones were discovered about 170 years ago. People thought they belonged to a giant, slow-moving and even stupid lizard. But now scientists know more about this fascin... more »ating group of animals. They have developed new ideas about how dinosaurs lived, what they looked like, and how they traveled.
We now know that there were many different kinds of dinosaurs. Some were just like terrifying monsters we see in movies and comics. But some were small and quick. Others were very large and gentle. Others were slow-witted . Like many familiar animals, dinosaurs could be threatening or playful, fearsome or lovable.
These marvelous creatures roamed the earth for 160 million years. Then, they suddenly disappeared. So far, fewer than 300 different types of dinosaurs have been found. Scientist think that many others are waiting to be discovered. In this book, you will meet some of the amazing animals that make up family of dinosaurs.« less