Letters

01 July 1977 Comments Letters Half a pair of Black-browed Albatrosses In the course of their discussion of proof of breeding (Brit. Birds 69: 277, 457), Bruce Campbell and E. J. M. Buxton omitted to comment on one important consideration: the conservation status of potentia...
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Notes

01 May 1963 Comments Notes FOE some years now I have been paying particular attention to the nestlings of common birds. It is of course now known to all ornithologists that the parents keep the nest clean (as a general rule) by carrying away the excrement, and often by swallowing ...
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Letters

01 May 1962 Comments Letters Ringed birds in snow Sirs,--During the snowy period of early January 1962, in my garden sanctuary near Welwyn, Hertfordshire, I saw two ringed birds, a Blue Tit (Pants caerukus) and a Long-tailed Tit (Aegithalos caudatus), with their rings thickly coated ...
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Notes

01 February 1962 Comments Notes British-ringed Manx Shearwater recovered in Australia,--The Bird Ringing Committee of the British Trust for Ornithology has received a letter dated 22nd November 1961, which reports that the feathers and bones of a sea-bird "black or dark on top with whit...
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Cliff-Breeding in the House-Martin

01 June 1939 Comments Main paper IN response to the editorial appeal (antea, Vol. XXXII, p, 118) for information on cliff-breeding in the House-Martin (Delichon u, urbica) a number of observers have sent in records. From these it is obvious that breeding under natural conditions is far m...
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Notes

01 November 1931 Comments Notes reference to this enquiry, a good many observers have not yet sent in their schedules and are now urged to do so in order that the great labour of collating the information may be commenced without delay. All schedules and communications with reference t...
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