What is "highland pony"

The Highland Pony is a native Scottish pony, and is one of the largest of the mountain and moorland pony breeds of the British Isles. Its pedigree dates back to the 1880s. It was once a workhorse in the Scottish mainland and islands, but today is used for driving, trekking and general riding. They are very hardy and tough, they rarely require shoeing, and are very economical to keep. They usually don't need rugs, and are generally free from many equine diseases.