Letters

01 February 1981
Comments Letters Bill-base feathering and apparent bill thickness of some waders Many observers have in the past attempted to support the identification of suspected rare species, especially stints and peeps Calidris, by noting the thickness of the base of...
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Letters

01 July 1948
Comments Letters SIRS,---In an article on this subject (antea Vol. xl, pp. 62-4) A. Whitaker cites as examples of abnormality two diving descents by Rooks (Corvus f. frugilegus) and Jackdaws (C, monedula spermologus) from an estimated height of 600-700 feet to a freshly p...
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