Letters

01 June 1963
Comments Letters SIRS,--Having paid some attention to t h e manner in which t h e face of t h e Rook becomes bare, I m a y state t h a t in t h e main m y observations a n d specimens confirm Mr. Witherby's conclusions. But, with regard to this species n o t breeding in t...
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Notes

01 June 1963
Comments Notes IN August I received a letter from Mr. A. C. Theron dated from " Riet Vallei, District Lindley, O.F.S." stating that a Swallow had been captured bearing a ring with my name and address. As Mr. Theron gave neither the number of the ring nor the date of cap...
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Recovery of Marked Birds.

01 June 1963
Comments Main paper T H E annual article reporting progress for 1913 will appear, it is hoped, in the n e x t number. The following have kindly sent in subscriptions towards the expenses of the Marking Scheme since t h e last acknowledgment was made :-- Miss C. M. Acland, Mr...
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Letters

01 January 1957
Comments Letters " ATMOSPHERIC TURBULENCE AND BIRD F L I G H T " S I R S , -- I n his letter on the above subject (antea, vol. xlviii, p p . 557-559) I. C. T . Nisbet puts forward an ingenious theory of wind-determination by feel. While agreeing that it is possible, I als...
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Reviews

01 January 1957
Comments Reviews By JAMES FISHER (Pelican Books, London, 1955). 3s. 6d. THIS is the third in an excellent series eventually to total four volumes covering all but the rarer blrds on the British Ost. The birds included faere are the rails, game-birds, and larger perching ...
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Notes

01 January 1957
Comments Notes Group-display of Smews.--On 5th February 1956, at Swithland Reservoir, Leicestershire, I watched a form of social display in a group of Smews (Mergus albellus) consisting of three males and two females, for a period of about half an hour, just before dusk...
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D.D.T. poisoning of birds

01 January 1957
Comments Main paper DURING the past 3 years an average of two visits weekly have been made to a small experimental agricultural nursery of 6J acres in Ahmadi, Kuwait, Persian Gulf. A brief outline of the methods of cultivation and of the labour employed in this nursery might...
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