Wild swans under threat as numbers begin to decline

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cygnes chanteurs cygnes de bewick destins

Des cygnes en janvier 2011 durant une innondation sur le Rhin – Monheim en Allemagne © AFP PHOTO / PATRIK STOLLARZ

Britain’s two species of migratory wild swans, which come from the far north to spend the winter here and add grace and charm to many lakes and pools, are undergoing contrasting fortunes which are beginning to worry conservationists.

The Independent

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