Letters

01 April 1948
Comments Letters SIRS,--Messrs. Wagstaffe and Williamson's paper (antea, Vol. xl, p p . 322-325), on t h e cabinet colour changes in bird skins, will be read b y all workers in systematic ornithology with great interest. That these changes occur is of course well known, a...
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Notes

01 April 1948
Comments Notes IN a recent volume of British Birds (antea. Vol. xxxix, pp. 212 and 340) records are given of Ravens (Corvus c. corax) nesting in heronries. I should like to record that for several years up to 1942, a pair of Ravens nested in a circle of tall pines cont...
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Letter

01 February 1943
Comments Letters SIRS,--As the Statement in The Handbook of British Birds (Vol. III, p. 109) that the Osprey (Pandion h. hali/ztus) last bred at Loch Arkaig in 1902 is incorrect this should be corrected. A pair nested regularly ever since I can remember up to 1908 and the...
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Notes

01 February 1943
Comments Notes IN February, 1942, seventy-five nesting boxes were put up inone of the oak woods of the Forest of Dean, with the object of encouraging the breeding of insectivorous birds (tits, in particular) and thus alleviating, if possible, the recurrent outbreaks of...
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The Age of the Blackbird

01 February 1943
Comments Main paper THE potential age, the age to which birds can live, has been the subject of several papers, the earlier ones based on records in captivity, e.g. Gurney (1899), Mitchell (1911), Flower (1925), and the later ones on ringing returns, e.g. Witherby (1926), Ni...
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