The Black swan is native to Australia and is found in the wetlands of southern Australia. The Black swan lives in lakes, rivers, and swampland. They are most likely found at sites with aquatic vegetation but can survive on flooded fields when food is scarce. The Black swan is the largest of the waterfowl. Full grown, the black swan measures between 110 to 142 centimeters (43 to 56 inches) in length and weighs between 3.7 to 9.0 kilograms (8.2 to 19.8 pounds). The wingspan is between 1.6 and 2 meters (5.2 to 6.6 ft).