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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 April 1948 Comments Letters SIRS,--Messrs. Wagstaffe and Williamson's paper (antea, Vol. xl, p p . 322-325), on t h e cabinet colour changes in bird skins, will be read b y all workers in systematic ornithology with great interest. That these changes occur is of course well known, a...

Notes

01 April 1948 Comments Notes IN a recent volume of British Birds (antea. Vol. xxxix, pp. 212 and 340) records are given of Ravens (Corvus c. corax) nesting in heronries. I should like to record that for several years up to 1942, a pair of Ravens nested in a circle of tall pines cont...

The incubation and fledging-periods of the Razorbill

01 April 1948 Comments Main paper THE incubation-period of the British Razorbill (Alca tarda britannica) does not appear to have been accurately recorded. The Handbook of British Birds (Vol. v, p. 146), quotes the incubation-period as "25 days in incubator (F. G. Paynter), 26-30 (O. A. J....

Bird life on Pett level floods, 1941-1943

01 April 1948 Comments Main paper {concluded from p. 70). 1942 {continued). On February 4th, while in a hide, well in the middle of the water, I identified seven Long-tailed Ducks. They came within a few yards of me and two of them were adult drakes, the first I had seen in Sussex. They w...

Further notes on Clutch and brood size in the Robin

01 April 1948 Comments Main paper THE following paper on the breeding biology of the Robin (Erithacus rubecula) is a sequel to that published earlier (Lack, 1946), knowledge of which is assumed. In addition to nesting records for 1946, a number of additional records were received for past...

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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

Notes

The incubation and fledging-periods of the Razorbill

Bird life on Pett level floods, 1941-1943

Further notes on Clutch and brood size in the Robin

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