Letters

01 September 1989 Comments Letters The identification of large terns. The paper on the 'Identification of large terns' (Brit. Birds 80: 257-276) gave the impression (fig. 2) that Royal Tern Sterna maxima has an almost blood-red bill, not especially dissimilar from that of Caspian S. cas...
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Letters

01 October 1979 Comments Letters Plumage of Yellow-browed Warblers wintering in southern England In view of recent interest in the occurrence in Britain of Yellow-browed Warblers Phylloscopus inornatus resembling the race humei (Brit. Birds 71: 464-465; 72: 124-125, 130,485), ...
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Letters

01 March 1979 Comments Letters Field identification of Snowy Egret. When discussing the problem of distinguishing the Snowy Egret Egretta thula from the Little Egret E. garzetta in the field, Stanley Cramp (Brit. Birds 70: 206-214) and I. J . Ferguson-Lees (in...
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Letters

01 February 1975 Comments Letters Bill colour of juvenile Arctic Terns Graham Bundy {Brit. Birds, 67: 246-247) stated that the bills of juvenile Arctic Terns Sterna paradisaea on their breeding grounds in Shetland have definite red or orange at the base, this being at variance ...
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