This book on the training of scenting dogs explains the composition of scent, how it works in the dog's nose, and what affects scent. It contains chapters on th

Published in hardcover as What the dog knows: the science and wonder of working dogs by Simon & Schuster, New York, c2013.

This book gives us a detailed account of how dogs work and how we might properly train and harness their abilities to serve our needs.

This step-by-step guide will help you teach any dog the basics of groundtracking, air scenting, or how to simply have fun finding objects.

A dog's favorite words are paired with photos of the objects and scratch-and-sniff smells.