Letter

01 November 1946
Comments Letters S I R S , -- I have observed no less than twenty-three instances between February 27th and March 7th, 1946, where one Rook (Corvus f. frugUegus) was either in or standing upon t h e nest with two attendant Rooks perched close together a t some twelve t o ...
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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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