Letters

01 November 1986 Comments Letters Depths to which auks dive. With reference to the recent note on 'Razorbill [Alca torda] swimming at depth of 140 m' (Brit. Birds 79: 339), I draw attention to a paper published in The Auk last year on 'Diving depths of four alcids' by John F. Piatt and...
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Letters

01 January 1980 Comments Letters Bare-part colour of Snowy and Little Egrets The editorial comment which followed G. J. Oreel's letter on field identification of Snowy Egret Egretta thula (Brit. Birds 72: 128-129) was over-simplified and may be misleading. We hope that the fol...
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