The Shetland dog is intelligent, courteous and affectionate. Despite their appearance as a miniature version of the Rough Collie, they also have certain differences. This agile shepherd has a small body, and has a proportional length to length. Their gait also shows many aspects such as the speed, agility and durability necessary of a sheepdog. They have two coats, including a thick, soft, short coat that helps keep the Sheltie dog comfortable in both cold and warm environments, and a long, straight coat that helps them resist Harsh rain and moisture. The mane and tail are long and thick, and the manes’ manes grow to an impressive size. Shetland dog breeds have many different colors. The two main colors are sable colors – a combination of dark brown and white – or merle blue, with gray, white and black. are considered a small breed.