Spanish Mastiff and Standard Schnauzer are examples of breeds of what type of animal?
Spanish Mastiff: The Mastín Español or Spanish Mastiff, is a giant breed of dog, originating in Spain, originally bred to be a guard dog whose specialized purpose is to be a Livestock guardian dog protecting flocks (and occasionally herds) from wolves and other predators. Standard Schnauzer: The Standard Schnauzer is a dog breed that originated in Germany in the 15th and 16th centuries.
dog