Although the other animals tease him because he can only swim in circles, a baby duck becomes a hero when his manner of swimming saves him from a hungry fox.
Mistaken for a fish by a nearsighted pelican and deposited with a family of ducks, young Arnold learns to swim, fly, and eat like a duck until his curiosity finally leads him back to his human family.
In Paris to visit an old friend, Miss Mallard becomes involved in one of the most terrifying cases of her career centering around the disappearance of her friend's granddaughter and the long-ago theft of a fabulous jewel.
When Miss Mallard, the famous ducktective, is invited to Alaska to see the start of the famous dog sled race, her skills are challenged by the dognapping of a prize husky.