Letters

01 September 1974
Comments Letters Melanism in shearwaters and auksSince Bryan L. Sage (Brit. Birds, 65: 527) comments on the supposed rarity of melanism in Manx Shearwaters Puffinus puffinus and indeed the Procellariiformes in general, it may be worth pointing out that a dark sp...
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Letters

01 June 1958
Comments Letters S I R S , -- U n d e r the above title (anlea, vol. L, p p . 432-434), R. Hewson has usefully drawn attention to the aerobatics-- familiar in individuals--that are sometimes performed by flocks of Ravens (Corvus corax) and has discussed questions suggeste...
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Letters

01 November 1944
Comments Letters SIRS,--With reference to t h e note under this heading (antea, p. 53), I found a pair of Ravens breeding in a similar situation in mid-Wales during early April, 1929. The Raven's nest was situated in a tree about 30 yards from a rookery of eighteen nests....
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