Letter

01 March 1945
Comments Letters SIRS,--I am collecting all the information I can on clutch size and nesting success in the Robin (Erithacus rubecula), and should be very grateful for any unpublished information which readers could supply. Every nest record is of value, both from Britain...
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Reviews

01 March 1945
Comments Reviews Ornithological Report for Northumberland and Durham for 1943. Compiled by G. W. Temperley (The Naturalist, July-September, 1944). I N spite of war-time curtailment of opportunities for bird observation this carefully compiled report contains a noteworthy...
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Notes

01 March 1945
Comments Notes IN reference to Mr. David Lack's note on Blackbirds (Turdus m. merula) singing in London at the end of January (antea, Vol. xxxviii, p. 116), in some parts of London such as Kensington, where there are many houses with gardens, it is quite exceptional fo...
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Letter

01 February 1941
Comments Letters S I R S , -- I t has long been known t h a t there is a remarkable relation between t h e Short-eared Owl (Asio flammeus) and the common field-vole (Microtus agrestis). The common vole at apparently regular intervals increases in numbers in different loca...
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Review

01 February 1941
Comments Reviews Ritchie (1940), " An analysis of t h e influence of weather upon a migratory movement of birds," Proc, Roy, Soc, Edin., Vol. 60, P- 299.analysis of t h e d a t a relating t o t h e 1921 invasion of t h e Waxwing (Bombycitta garrulus) and t h e associated...
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Review

01 February 1941
Comments Reviews Courtship and Display among Birds. By C, R. Stonor. (Country Life, Ltd.) With 57 plates from photographs, 8s. 6d. net. No aspect of bird behaviour is more fascinating, more biologically important or offers a more promising field for study than that of dis...
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Notes

01 February 1941
Comments Notes THESE notes cover the periods between May and September, 1939, and May to July, 1940, and are in continuation of those published in Vol. XXXII, pp. 366-8. BRITISH GOLDFINCH (Carduelisc. britannica).--It is pleasing to be able to record the continued incr...
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