What walks on four legs, runs in a 1,150-mile race, detects bombs, tracks bad guys, and still enjoys an afternoon of chasing Frisbees? It's Canis familiaris, otherwise known as the dog. Whether a mutt or purebred, the domesticated dog has been a part of human society for thousands of years. W is for Woof: A Dog Alphabet offers a canine course through simple rhymes accompanied by informative, entertaining sidebar text. Subject matter includes behavior, obedience training, grooming, and health care. O is for Obedience A dog who sits, and comes, and stays, and, overall, one who obeys, is calm and happy and carefree because she knows how she must be. After reading W is for Woof, you will have a better understanding of what makes "Rover" tick from the top of his head to the tip of his tail.