What Shat That?: A Pocket Guide to Poop Identity
* A one-of-a-kind field guide to matching species with  their feces, featuring 50 animals and their droppings. * Includes 25 full-color photos of poop, 50 silhouette-style  illustrations, 50 maps, and 25 scale drawings. * Starting with the smallest (plankton poo) and working up to the  largest (whale poo), each entry examines both the scat and its source and  provides a wide range of facts, figures, and feature boxes--some  surprising, some enlightening, others downright disgusting.