Letter

01 December 1936 Comments Letters S I R S , -- I am much interested in Dr. J. M. Dewar's notes under this heading in the November number of British Birds (antea, pp. 178-9) as I have some rather similar notes on the Mute Swan. In Bretton Park, near Wakefield, Yorkshire, in May, 1934, ther...
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Letter

01 February 1929 Comments Letters SIRS,--After reading carefully Mr. Coward's article (antea, p . 134) and Col. Ryves's letter (antea, p. 171), I would like to suggest an explanation of wing-clapping which occurred to me years ago, after observing domestic Pigeons make this noise within a...
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