Letters

01 October 1985
Comments Letters Distinction between Mandarin and Wood Duck in female-type plumages. A comprehensive description of differences between Mandarin Aix galericulata and Wood Duck A. sponsa was given by C. Holt {Brit. Birds 11: 227-232). As he noted, however, some of the c...
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Letters

01 July 1984
Comments Letters Wing-span of White Pelican. In Stanley Cramp's 'Studies of West Palearctic birds. 185: White Pelican [Pelecanus onocrotalus]' (Brit. Birds 76: 253-262), I consider a reference to a 'wing-span of up to 360cm' (11 feet 10 inches) somewhat large f...
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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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Letters

01 August 1978
Comments Letters Gallocanta Lagoon, Spain: an appeal We should like to draw the attention of British ornithologists to Gallocanta Lagoon, a wetland in northeast Spain. This lagoon, the very existence of which is scarcely known outside Spain, has in recent years...
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Letters

01 October 1977
Comments Letters Field guides and the appreciation of birds It is always good to find credit given where it is due. Hence I was glad to see Bruce Campbell's suggestion (Brit. Birds 70: 172) that W. B. Alexander's Birds of the Ocean (ig28) was probably the first...
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Letters

01 February 1961
Comments Letters The Len Howard Appeal Sirs--All readers of Miss Len Howard's books Birds as Individuals and Living with Birds have been distressed to learn that her life's work is threatened by building on the land next to her garden sanctuary. For twenty-one years Miss ...
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Letters

01 August 1952
Comments Letters SIRS,--The Ibis for April 1953 will include a group of papers on Visible Migration (particularly in passerine birds) as observed in various countries. The newly-formed Sub-committee on Visible Migration of the British Trust for Ornithology (see below) fee...
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Letters

01 February 1935
Comments Letters SIRS,--May I say something on this vexed subject ? I speak of those territorial species whose young depend upon insects for food. Three sets of facts seem connected :-- (i) T h a t in a cold and wet breeding season we find infertile eggs, chicks dead in t...
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