Discusses the evoution of plant and animal life from the Silurian period to the middle Triassic epoch, from the migration of life from the sea to the land, to the appearance of large-bodied mammals and dinosaurs.
- Genre: Science, Nature, Juvenile Nonfiction
- Subgenre: Fossils, Life Sciences / Zoology / General, Science + Nature / Biology, Paleontology, Animals / Dinosaurs + Prehistoric Creatures
- Age: Teen
- Publisher: Chelsea House Pub
- Pages: 192
- Language: English
- Format: hardcover
- Release Date: June 1, 2008
- Date Published: June 1, 2008
- Author: Thom Holmes