One windy day, a little duck blows into Wolf's backyard. Wolf and Hotpot call her Apple, and together they nurse her wonky wing back to health. But though she may be small, Apple is one plucky duck, and it's not long before she is flying to their rescue.

"Long ago, a wolf pup was born in a forest. This pup was a wolf, and so were her brothers and sisters. But this wolf was different. She liked staying close to the den instead of hunting and chasing her tail instead of chasing other animals. She wished she were more like her siblings—more like a real wolf. Then she meets a new kind of creature, no more like the other wolves than she is. As a new friendship blossoms, the wolf discovers that it’s...