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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...

Reviews

01 March 1938 Comments Reviews Report on the Birds of Warwickshire, Worcestershire and S. Staffordshire, 1936. Prepared under the direction of the Birmingham Bird Club. is. 6d. (H. G. Alexander, 144, Oak Tree Lane, Birmingham, 29.) T H I S , t h e third annual, Report is an advance on...

Notes

01 March 1938 Comments Notes I HAVE paid particular attention to the singing of Crossbills (Loxia c. curvirostra) for some years, on and off, and I find that the song can be divided into four main varieties. In attempting to describe these songs below, I use the two sound descriptio...

Recovery of marked birds

01 March 1938 Comments Main paper Longtown (Cumb), 1.3.33, b y Stamford Bridge W. Bell. 27.12.37.25.11.36. 5.1.37. 26.12.36. 30.11.36. 13.12.36. 26.10.35. 27.11.36. 30.12.36. 9.11.36. 14.12.35. 14.12.36. 28.12.35. 28.11.36. 19.11.37. 18.11.35. 19.11.36. 10.12.36. 27.12.35. 13.12.35. 24.9...

The breeding behaviour of Temminck's Stint

01 March 1938 Comments Main paper (Plate 12.) IN view of the recent attempt of Temminck's Stint (Calidris temminckii) to breed in Scotland (antea Vol. XXVIII, p. 97) and of the general paucity of information in regard to the breeding biology of this species, some notes which the authors ...

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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

Reviews

Notes

Recovery of marked birds

The breeding behaviour of Temminck's Stint

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