Letters

01 January 1985 Comments Letters How many bird species in the world? In a recent book review (Brit. Birds 77: 280) mention is made of the '8,500-odd species' of birds in the world. A similar figure is quoted by the late Leslie Brown in his foreword to A Complete Checklist of the ...
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Letters

01 October 1983 Comments Letters The Northumberland Aleutian Tern I should like to comment on the remarkable record of an Aleutian Tern Sterna aleutica in Northumberland (Dixey et al. 1981). The distinctive polysyllabic call noted is the basis of some Alaskan Eskimo names for ...
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