Mountain and moorland pony breeds when the colts and some of the fillies are removed for sale. The remaining fillies are usually branded to indicate ownership. Some geldings may also be turned out. Ponies still kept in this way include New Forest, Exmoor, Dartmoor and Welsh. Each of these breeds also has a population kept as fully domesticated animals. In horse shows mountain and moorland classes are divided into two subsections: small breeds and large breeds, although the four Welsh types are often shown in their own classes instead. They are overseen by the relevant breed society, and by the British Show Pony Society. Mountain
Shetland animal breeds which was also the ancestor of the Hebridean and North Ronaldsay sheep). Shetlands are classed as a landrace or "unimproved" breed. Although Shetlands are small and slow-growing compared to commercial breeds, they are hardy, thrifty, easy lambers, adaptable and long-lived. The Shetland breed has survived for centuries in difficult conditions and on a poor diet so they thrive in better conditions. Shetlands retain many of their primitive survival instincts so they are easier to care for than many modern breeds. Shetland was the last surviving locality for a type of domestic pig known as the "grice." Small in size yet