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Mute Swan Cygnus olor L 150-160cm. Large, distinctive water bird and a familiar sight. Swimming birds hold long neck in an elegant curve. Family groups are a feature of lowland lakes in spring. Typically tolerant of people. In flight, shallow, powerful wingbeats produce and characteristic, throbbing whine. Sexes are similar but bill’s basal knob is largest in males. Adult has white plumage although crown may have orange-buff suffusion. Bill is orange-red with black base. Juvenile has grubby grey-brown plumage and dull pinkish grey bill. Voice Mostly silent. Status Our commonest swan; the only resident species. Found on freshwater habitats besides which it nests; in winter, also on sheltered coasts.
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154832
Mute Swan Cygnus olor L 150-160cm. Large, distinctive water bird and a familiar sight. Swimming birds hold long neck in an elegant curve. Family groups are a feature of lowland lakes in spring. Typically tolerant of people. In flight, shallow, powerful wingbeats produce and characteristic, throbbing whine. Sexes are similar but bill’s basal knob is largest in males. Adult has white plumage although crown may have orange-buff suffusion. Bill is orange-red with black base. Juvenile has grubby grey-brown plumage and dull pinkish grey bill. Voice Mostly silent. Status Our commonest swan; the only resident species. Found on freshwater habitats besides which it nests; in winter, also on sheltered coasts.

Filename: 154832.jpg
Size: 3543x2516 / 5.2MB
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Date: 10 Nov 2013
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Credit: ROB READ/Nature Photographers Ltd
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