Letters

01 September 1989
Comments Letters The identification of large terns. The paper on the 'Identification of large terns' (Brit. Birds 80: 257-276) gave the impression (fig. 2) that Royal Tern Sterna maxima has an almost blood-red bill, not especially dissimilar from that of Caspian S. cas...
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Letters

01 August 1954
Comments Letters SIRS,--A little confusion was caused on the Isle of May in 1953 by people claiming to assign Bluethroats (Luscinia svecica) to the White-spotted race (L. s. cyanecula) on the strength of wing-measurements and the relative lengths of the primaries. They we...
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