blackswanduoGEORGIA. ALLAN HADLEY printed on Gicle Hahnemhle German Etching Swan Swans are the largest of the waterfowl family, and are among the largest flying birds. There are six species of Swan several whose wingspan can reach over 3. 1 m (10 ft). These beautiful birds are generally found in temperate environments. Four (or five) species occur in the Northern Hemisphere, one species is found in Australia, one extinct species was found in New Zealand and the