The Sexual Displays of Swallows

01 May 1941 Comments Main paper THE quantitative aspects of the reproduction of the Swallow (Hirundo r. rustica) have been intensively studied in the enquiries of the British Trust for Ornithology (antea, Vol. XXIX, pp. 3-21, Vol. XXX, pp. 98-116) and in many other surveys; but there re...
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Notes

01 March 1939 Comments Notes THE particulars given in the following table though drawn from observations in one small area may be of some value if taken in conjunction with similar observations in other districts. All the nests detailed were observed in 1938 and, except for those of...
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A fly Parasitic on the Swallow

01 January 1935 Comments Main paper the enquiry, under the auspices of the British Trust for Ornithology, into the size of broods of the Swallow (Hirundo r. rustica), it has been found that the larvae of one of the blue-bottle flies, Protocalliphora caerulea R.-D. (also known as Phormia sor...
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Notes

01 October 1934 Comments Notes As records of the Snow-Bunting (Plectrophenax nivalis) from inland districts in the south are comparatively few, the following would appear to be of interest despite the fact t h a t one of the occurrences has remained unrecorded for over sixty years. Th...
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Notes

01 January 1933 Comments Notes {Pastor roseus).--On September loth, 1932, a Rose-coloured Starling was seen by Mr. J. H. Stubbs in a grass field close to the village of North Cotes with a small flock of Starlings. He saw it at a very short distance and his description was so good that...
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Letters

01 November 1931 Comments Letters SIRS,---It so happened that, after reading the letter on this subject (antea.-p, 140), I had to consult The Gentleman's Magazine (Vol. XIX.), 1749. I t was curious therefore to come across the following (p. 204) : " The Egg of a Swan with another in it. G...
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