Left by animals long ago, some durable doo-doo has survived the long journey through the ages. It started out stinky, but now it's frozen, dried or turned to rock. This irresistible book looks at how it's helping scientists to piece together the puzzle of ancient life. Both funny and informative, Jurassic Poop is flush with amazing facts, stories and activities. Meet the dung detectives who are getting to the bottom of history's rear-end mysteries. Learn how to spot ancient turd imposters. Find out how poo gets preserved and discover what it can tell us about dinosaurs, humans and many other animals from long ago.