Due to a mail carrier's sick call, Claude is given the opportunity to deliver the jungle route. When an accident occurs and the mail is mixed up, Claude has the challenge of his career on his paws. He has to re-sort the mail and learn the differences between frogs and toads, dolphins and porpoises, and many other animals along the route. Join Claude in experiencing the beauty and diversity of the jungle as he figures out how to get the mail to the proper customers.