The Cesar dog food dog is a West Highland white terrier. These dogs are native to Scotland and have been in the United States since the early 20th century. The intelligent, adaptable personality of the Westie, as this breed is often called, is an asset for commercial work.
The Westie is a relatively small, compact dog weighing between 13 and 20 pounds and standing between 10 and 11 inches at the shoulder when fully grown. This breed of dog tends to be very active, friendly and alert. Westies have a double coat of white fur that helps to give the dog's face a round appearance but requires regular brushing and grooming.