Antique toy Duck mother with ducklings yellow

A charming antique toy set with a duck mother and three little ducklings. The mother duck is made of yellow plastic with red feet and a blue wing symbol. The ducklings are also made of yellow plastic with red feet. The set is wound up with a metal key that sits in the mother duck. When wound up, the mother duck starts to walk and the ducklings follow in a small chain.The set is approximately 70-75 years old and is in good condition. It is perfect for a collection of antique toys or to give to a child who loves ducks and toys from older times.