Take a fun, fact-filled trip back to Earth as it was 430 million years ago. Then, watch as continents drift and oceans take shape. Watch out (!) as fish get toothier, plants stretch skywards and bugs get bigger. Soon fish get feet and four-legged creatures stalk the planet. Here's the story of Earth in conversational text, informative illustrations, and humorous cartoons. Complete with time line, pronunciation guide, glossary and index.Bonner, Hannah is the author of 'When Fish Got Feet, Sharks Got Teeth, and Bugs Began to Swarm A Cartoon Prehistory of Life Long Before Dinosaurs', published 2007 under ISBN 9781426300790 and ISBN 1426300794.