New York Times bestselling author/artist Loren Long creates an unforgettable children's classic. Otis loves his farmer and he loves to work. He is also great friends with the little calf who sleeps in the stall next door. But when Otis is replaced with a big yellow tractor, he is cast away behind the barn, unused, unnoticed . . . until the little calf gets stuck in Mud Pond. Only one tractor can come to the rescue. Can Otis be the one to save the day? In the tradition of classics like Mike Mulligan and His Steam Shovel and The Story of Ferdinand, Loren Long has crafted an unforgettable new story?and character?celebrating the power of friendship and perseverance.