What does a dog look like that is mated with a Golden and a Border Collie? A dog mated with a Golden and a Border Collie is called a string, and this dog may have several characteristics. First, some dogs look like Goldens, some dogs look like Border Collies, and some dogs have the characteristics of both. Second, there is uncertainty about the dog’s character, which may look good but also may not. Third, in order to preserve the breed characteristics of the dog, the owner is best to let the dog breed with the same breed of dog.
