Growler is a happy dog, a proven stud of great sprint dogs. He sired my best dogs and leaders. A son of Jessica D.'s Junior! Growler throws high quality fast ,driving leader with great temperments, that have won the big races in Canada and the US in Canicross, Bikejoure, Scooter, Skijoure and sprint races. Before we were able to get him we bought 3 of his pups, as yearlings they r my best all round dogs, we also have a sister from the previous litter another great dog.