Gorgeous different professional photography composition of a white Mute Swan lifting its feathery wings. RESEARCH DdO:) - http://www.pinterest.com/DianaDeeOsborne/great-photo-compositions/ - GREAT PHOTOs. Mute Swans are easily distinguished by the bright orange bill and distinctive knob on the forehead. Dif from Trumpeter with BLACK bill or Tundra Swan w yellow spot on pointed black bill. Among biggest birds native to North America. Pinned via Kira Noel.