Letter

01 November 1946
Comments Letters S I R S , -- I have observed no less than twenty-three instances between February 27th and March 7th, 1946, where one Rook (Corvus f. frugUegus) was either in or standing upon t h e nest with two attendant Rooks perched close together a t some twelve t o ...
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Reviews

01 November 1946
Comments Reviews Birds in Colour. By Walter Higham. (Collins, 1945). Price 25s. T H I S book comes as something of a shock to those who are acquainted with the excellence of the colour rendering in Mr. Higham's cinematograph films. The gap between colour transparencies an...
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Notes

01 November 1946
Comments Notes RAVEN NESTING IN A ROOKERY, ON March loth, 1946, I flushed a Raven (Corvus c. cor ax) from a nest at the top of a tall pine in a conifer wood about five miles from Cardiff. In view of previous records of this species nesting in rookeries (antea, Vol. xxx...
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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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