Recent reports

01 January 1989 Comments News and comment This summary covers the period 14th November 1988 to 2nd January 1989 These are unchecked reports, not authenticated records. Bewick's Swan Cygnus columbianus Adult of nominate race, Durleigh Reservoir (Somerset), several dates from 27th Novemb...
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Monthly reports: September 1988

01 January 1989 Comments News and comment The month began with a spell of very unsettled westerly weather. A depression centred off the west coast of Scotland brought strong-to-gale-force northwest-to-westerly winds across Britain and Ireland, especially on 2nd. In the north of Scotland, the w...
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Recent reports: Monthly reports

01 January 1989 Comments Editorials We have been striving constantly to increase the usefulness of this popular, regular feature. With 'Recent reports' now appearing separately, and with the twitchers' grapevine now formalised, making up-to-the-minute news of rarities available to all fo...
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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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Nest-Sanitation

01 May 1941 Comments Main paper Faeces carried; no data for first few days ; at a late stage young defaecate from the opening ; if deposited on " doorstep " they are carried; if they fall clear they are left, even if conspicuous (B.H.R., R.G.A., A.H.M.C). [Voided at entrance of nest and...
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Notes

01 May 1941 Comments Notes WHEN reading Mr. D. Lack's article on the Chaffinch (antea, p. 216), I was particularly interested in the paragraph on " female song." Just over a year ago (early in March, 1940) I heard at Brent Park, Hendon, a bird singing, which I did not recognize at...
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