Thumbelina - World's smallest horse

Standing just 17 inches tall, she is never going to be a champion show-jumper. In fact, the tiny mare is so small she would struggle to leap over a bucket. But such things are of little concern for feisty Thumbelina who has just been officially recognised as the world's smallest horse. The five-year-old received the title from the Guinness Book of Records after her astonished owners realised