"Come on a journey around the world to meet the dogs who race through blizzards, who protect sheep from predators, and those who save human lives everyday! Discover dogs' wolfish origins, the science behind their superpowered sense of smell, and the many ways they help people in their daily lives, from being our eyes and ears to keeping us safe. From gentle giants to petite pooches, explore the huge variety of incredible dog breeds that have stuck by our side for thousands of years. Ball chasers, lap warmers, or toilet roll shredders--there's a dog for everyone."-- Provided by publisher.