What ducks eat

Wild Ducks
earthworms, snails, slugs, mollusks, small fish, fish eggs, small crustaceans, grass, herbaceous plants, leaves, aquatic plants (green parts and the roots), algae, amphibians (tadpoles, frogs, salamanders),insects, seeds, grains, berries and fish

Farm Ducks

 * Birdseed.
 * Duck Feed Pellets
 * Corn
 * Oats and Similar Grains
 * Rice
 * Grapes
 * Berries
 * Melon