Letters

01 September 1974 Comments Letters Melanism in shearwaters and auksSince Bryan L. Sage (Brit. Birds, 65: 527) comments on the supposed rarity of melanism in Manx Shearwaters Puffinus puffinus and indeed the Procellariiformes in general, it may be worth pointing out that a dark sp...
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Letters

01 April 1968 Comments Letters Taxonomic responsibility Sirs,--In his review (Brit. Birds, 59:312-315) of the revised and enlarged edition of A Field Guide to the Birds of Britain and Europe (1966), E. M. Nicholson remarked on the arbitrary alteration of the classification, sequence an...
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