Fawn, is a light yellowish brown that is usually used in reference to a dog's coat color. Some breeds that are known for fawn coats include Pugs and Chihuahuas. Trinomial name Canis lupus familiaris The dog is a mammal in the order Carnivora. ... A Pug is a toy dog breed with a wrinkly face and medium-small body. ... This article is about the breed of dog. ...