Thumbelina the world's smallest horse

She may be small, a mere 17 inches and weighing only 60 pounds. But she is all horse.Born as a dwarf to a miniature horse, Thumbelina is officially the world's smallest horse.She may never aspire to be a champion show-jumper - she is so tiny she would find it hard to jump over a bucket.But these things matter little to the feisty Thumbelina, who has been officially recognized as the world's smallest horse.That title was conferred on her in 2006 when the five-year-old entered the Guinness Book of Records