Letters

01 June 1978 Comments Letters Divers and ornithologists C. J. Booth's note regarding disturbance of Red-throated Divers Gavia stellata {Brit. Birds 71: 44) prompts me to suggest that, as ornithologists, we should accept that divers are shy and need to be left in peace. In p...
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Letters

01 June 1969 Comments Letters Bill-length as a field-character of the White-winged Black Tern ? In his paper on 'Juvenile and winter plumages of the marsh terns' (Brit. Birds, 53: 243-252) Kenneth Williamson differentiated without qualification between the bill of the Black Tern Chlid...
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