Learn 'canine' as a second language Everything you need to know to understand and communicate with your dog. Discover why he wags his tail, how he tells you he wants to play, and why he sniffs other dogs. Find out how you can talk to your pet so he'll respond in the way you want, from training him to sit and stay, to letting him know it's time for a walk. Learn new games for you and your dog to play together, and amazing tricks to wow your friends!