An early wild bird marking record

01 July 2019
Comments Letters As noted by, for example, Mead (1974), although formal bird ringing did not begin until the last decade of the nineteenth century, there exists an array of earlier records of the marking, and sometimes later recovery, of wild birds. Ticehurst (1932) wr...
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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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