Letters

01 March 2005 Comments Letters Recent letters to British Birds question whether there has, in fact, been a real increase in breeding Honey-buzzards Pernis apivorus in Britain (Wiseman 2004), and suggest that the present population is `not certainly more than 30-50 pairs' (Mummery et...
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Letter

01 August 1933 Comments Letters SIRS,- --In his " Survey of the Rooks in the Midlands," Mr. Roebuck deals (antea, p. 23) with the change in population on breeding. But in only a few lines he tells us that, after May, either a wholesale slaughter in some rookeries or a gradual fall in nu...
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