2.A female duck. 3.The flesh of a duck used as food. A person, especially one thought of as peculiar. Duck Duck, name applied to numerous species of a family of waterfowl.
Ducks inhabit all continents except Antarctica .
Their legs are generally far apart and toward the rear, making them awkward walkers but efficient swimmers. All ducks, except the merganser, have bills lined with bony notches for straining plant and animal matter from water. Most ducks of northern continents are migratory. Most males are bright colored with bold patterns. Ducks usually nest on the ground.