Question: what is the difference between a scotch collie and a rough collie?
Answer: Scotch Collies have more variability than Rough Collies because they are a landrace breed while Rough Collies are a purebred breed. Purebred means that the breed is bred to conform to a rather tight set of standards so all dogs in that breed will look fairly similar. ... A Scotch Collie with pronounced stop and large eyes.