Letters

01 April 1975 Comments Letters Effects of agricultural change on birds I have found the correspondence between Derek Barber, and Dr R. K. Murton and N. J. Westwood {Brit. Birds, 67: 395-396, 485-487), of considerable interest, for I strongly suspect that hedgerows have,...
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Letters

01 April 1929 Comments Letters SIRS,--The observations conducted b y Messrs. Ingram and Salmon on the dives of the Long-tailed Duck (antea, p . 264) reopen a veryinteresting question, and one which, I think, is still some way from being satisfactorily answered. In estimating the averag...
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