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Mallard ducks average around 20 to 26 in length and can weigh 2 to 3 lbs. The male is known as a drake and the female is called a hen; the flocks are called sords when they are in flight. They are common in North American, Europe and Asia. The ubiquitous mallard is capable of cross-breeding with many other species.
Description. The Mallard Duck is the most common of the North American Ducks. The male has a bright green head, white neck band, rusty breast, pale grey body and a violet blue speculum bordered in white.He has black central tail feathers which curl up (âDuck Tailâ).His beak is yellow and his legs are orange.he Mallard Duck is the king of city parks. It is the ancestor of most domestic ducks except the Muscovy. It commonly interbreeds in these city parks, where all sorts of unusual combinations of colors and patterns can be found in the hybrids! They keep constant watch so a predator wonât surprise them.