Letters

01 July 1982
Comments Letters White-headed Duck misidentified as Ruddy Duck I believe that the bird depicted in plate 3 (Brit. Birds 75: 9) is a female White-headed Duck Oxyura leucocephala and not a female Ruddy Duck O. jamaicensis. We breed these two species here at Arund...
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Letters

01 December 1981
Comments Letters Wintering Bitterns in Britain The recent paper by Dr C. J. Bibby on wintering Bitterns Botaurus stellaris in Britain (Brit. Birds 74: 1-10) illustrated that the population is supplemented in winter by immigration to this country of Bitterns fro...
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