Letter

01 July 1936
Comments Letters S I R S , -- I have often been struck by the apparent differences in colour of Lesser Black-backed Gulls on the Clyde. On May gth, 1936, a t 9.30 a.m. (summer time) I watched half a dozen of these Gulls sitting on a railing on Dunoon pier within a few yar...
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Letter

01 April 1936
Comments Letters S I R S , -- I n British Birds, Vol. X X V I I . , there were published several letters about early instances of t h e recognition of Territory, a n d Dr. N . F . Ticehurst pointed o u t t h a t t h e possession of territories by Mute Swans was recorded a...
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Letters

01 April 1936
Comments Letters SIRS,--In view of Mr. Lack's note on t h e repeated re-trapping of Robins (antea, p . 288), I m a y mention t h a t in t h e winter of 1929-30, when a t Cambridge, I had a Sparrow t r a p in t h e garden " baited " with seed. Greenfinches (Chloris ch. Mor...
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Letters

01 March 1936
Comments Letters S I R S , -- I was very interested in Mr. H . G. Alexander's letter on t h e movements of sea birds a t Dungeness (antea, pp. 298-9), because I watched a considerable movement of divers there on January 25th, 1936. I first reached t h e coast a t Camber, ...
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Letters

01 February 1936
Comments Letters S I R S , -- I have studied with considerable interest, in the December issue, Mr. H. G. Alexander's article and chart on the song-periods ·of birds, and all the more so as t h e songs and notes of birds have been an engrossing study with me (in Cheshire...
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