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Letters

01 February 1957 Comments Letters ICELAND R E D W I N G S WINTERING SIRS,--October 1956 saw an unparalleled " i n v a s i o n " of Iceland Redwings (Turdus musicus coburni) through Fair Isle, big movements occurring on the i2th, i8th-2oth and 2zLth-25th with westerly weather. Of 333 Redwi...

Reviews

01 February 1957 Comments Reviews By K. E. L. SIMMONS. Reprinted (1956) from Ã„vicultural Magazine, vol. 61, pp. 3-13, 93-102, 131-146, 181-201, 235-253, 294-316. Obtainable from A. A. Prestwich, 61 Chase Road, London, N.14. Price 5s. M R . SIMMONS'S paper is really a miniature monogr...

Notes

01 February 1957 Comments Notes Snipe with abnormal bill.--On 25Ãœ1 July 1956, at Crook, near Kendal, Westmorland, I took a photograph (see plate 16) of a female Snipe (Capella gallinago) with an up-curved bill. The bird was incubating four eggs in a grass tussock in low-lying, swampy...

Photographic studies of some less familiar birds: LXXVIII. Mediterranean Black-headed Gull

01 February 1957 Comments Main paper (Plates 9-1i) W E are fortunate to be able to publish this month photographs from Hungary of the Mediterranean Black-headed Gull (Larus melanocephalus) taken by D r . Peter Beretzk of the University of Szeged. D r . Beretzk has also been kind enough to gi...

Report on bird-ringing for 1955

01 February 1957 Comments Main paper Secretary, Bird-Ringing Committee of the British Trust for Ornithology. THIS is the nineteenthf report issued on behalf of the Bird-Ringing Committee. It combines a report on the progress of ringing during 1955 with a selected list of recoveries reported ...

Letters

01 February 1956 Comments Letters S I R S , -- A census of breeding Great Black-backed Gulls (Larus marinns) in England and W a l e s in 1956 has been approved as an investigation of the British Trust for Ornithology. As organise* I shall be glad of offers of help from those who are willi...

Reviews

01 February 1956 Comments Reviews By SETON GORDON, C.B.E. (Collins " New N a t u r a l i s t , " London, 1955). 246 pages, 17 photographs. 16s. A MONOGRAPH on the Golden Eagle in Scotland is long overdue and who could have produced a better one than Seton Gordon? For half a century the a...

Notes

01 February 1956 Comments Notes Displacement coition in the Mallard.--On ioth May, 1951, a t Clayton-le-dale, near Blackburn, Lancashire, I was engaged in watching the behaviour of a pair of Mallard (Anas platyrhynchos) tending fifteen young, which were newly hatched. T h e young fed fo...

Birds of a Trans-Atlantic Voyage in Late Spring 1954

01 February 1956 Comments Main paper (Fair Isle Bird Observatory) ALTHOUGH there are many papers concerning- the birds observed during- transects of the North Atlantic there is still room for advancement of our knowledge of seasonal distribution over this vast expanse of ocean. The present p...

Delayed Emigration of Certain Birds in Autumn 1954

01 February 1956 Comments Main paper SEVERAL notes received by the Editors of British Birds in the winter of 1954-55 confirmed the impression of some individual observers that the departure of migratory birds, both summervisitors and passage-migrants, had been unusually delayed in the autumn...

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Letters

Reviews

Notes

Photographic studies of some less familiar birds: LXXVIII. Mediterranean Black-headed Gull

Report on bird-ringing for 1955

Letters

Reviews

Notes

Birds of a Trans-Atlantic Voyage in Late Spring 1954

Delayed Emigration of Certain Birds in Autumn 1954

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