Starting with little more than bones and rock, scientists have pieced together an amazing array of details about the lives of dinosaurs. This book digs into the science behind some of prehistory's biggest, deadliest, and most fascinating creatures. Easy-to-read text and vivid images bring this subject to life. Features include a table of contents, fast facts, a glossary, additional resources, and an index. Aligned to Common Core Standards and correlated to state standards.