trumpeter swan
large white waterfowl yellow bill black legs and feet white feathers with a subtle black/brown pattern long neck and long wings voice box/syrinx which produces a loud, trumpeting noise
trumpeter swan which has large white waterfowl trumpeter swan which has yellow bill trumpeter swan which has black legs and feet trumpeter swan which has white feathers with a subtle black/brown pattern trumpeter swan which has long neck and long wings trumpeter swan which has voice box/syrinx which produces a loud, trumpeting noise