A young colt named Clyde has just separated from his mum who had told him he'd be a working harness horse some day. He wonders what kind of horse he is and what he will be doing in harness. He interviews many various breeds of horses of all sizes, shapes, and colors, trying to find out what he will be like when he grows up. The colorful cover illustration, plus fifteen interior illustrations were drawn by artist, singer, songwriter, Jewel L. Clark.