Notes

01 October 1973
Comments Notes Bonaparte's Gull in Cornwall 'foot-paddling' to disturb organisms I was interested in the note by Philip A. Gregory and John Cantelo and in the accompanying editorial comments (Brit. Birds, 64: 76-77) on a Sabine's Gull Larus sabini persistentl...
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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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