155130 Bewick’s Swan Cygnus columbianus L 115-125cm. Our smallest swan. Usually seen in medium-sized flocks comprising family groups. Similar to larger Whooper but separated by noting relatively shorter neck and different bill pattern. Sexes are similar. Adult has mainly pure white plumage. Bill is wedge-shaped but proportionately shorter than Whooper; yellow colour typically does not extend beyond start of nostrils and yellow patch is usually rounded, not triangular. Juvenile has grubby buffish grey plumage and dark-tipped pink bill Voice Utters various honking and bugling calls. Status Winter visitor, 10,000+ birds found at traditional sites: flooded grassland, marshy meadows and occasionally arable farmland.