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Letters

01 December 1950 Comments Letters SIRS,---A note recently published in British Birds (antea, p. 89) commenting on the presence of Bewick's Swans a t Malltraeth, suggests t h a t the status of this species in Anglesey is t h a t of a n occasional visitor. These birds are, however, more reg...

Review

01 December 1950 Comments Reviews Robin Redbreast. By David Lack. (Oxford University Press ; L o n d o n : Geoffrey Cumberlege. 15/-). In this volume, which appears to be a by-product of his earlier work and is a sort of ornithological jeu d'esprit, Dr. Lack deals with the " unnatural h i...

Notes

01 December 1950 Comments Notes " A N T I N G " OF CARRION CROW ON June 15th, 1949, at Strawberry Hill, Middlesex, 1 observed a Carrion Crow (Corvus corone), at a distance of twenty yards, behaving in a peculiar manner. It was squatting on the grass with its feathers widespread. At hal...

The Iceland Gull in winter

01 December 1950 Comments Main paper 'FOR some obscure reason the Glaucous Gull (Lams hyperboreus) became comparatively numerous in Shetland waters during the winters of the late war. Since then its numbers have dropped back to the normal few. Whatever was the reason for this fluctuation, t...

Nestling mortality amongst tits on Tentsmuir, 1949 and 1950

01 December 1950 Comments Main paper F O R experiments in the value of tits as controls for insect pests in woods I have put up some 500 nest boxes in 20 sites round Perth. Some of these sites are as much as 40 nv'les to the north of Perth, others in Tentsmuir about 20 miles to the east. In ...

The formation and persistence of Pairs in the Marsh-Tit

01 December 1950 Comments Main paper years ago Morris (1870) in the second edition of his History of British Birds remarked of the Marsh-Tit (Parus palustris) that " the male is believed to choose a partner for life," though unfortunately the species was not then distinguished from the Willo...

Editorial

01 December 1950 Comments Editorials WE are asked by the publishers to announce that the annual subscription to British Birds is to be raised by one shilling. We regret having to remind readers that the cost of living is rising, but we regret still more having to make this increase, small t...

Notes

01 March 1943 Comments Notes WITH reference to Mr. J. M. B. Brown's remarks on the breeding of the Pied Flycatcher in the Forest of Dean (antea, p. 179), it may be of interest to note that In 1935 I was informed by Mr. R. Hendrie, a student at the School of Forestry, Parkend, that h...

The age of Some More British Birds

01 March 1943 Comments Main paper paper is a sequel to that on the Blackbird (Turdus m. merula) (Lack, 1943a), and the latter should be read first as the remarks on treatment of material and general principles apply equally to the present paper, but are not repeated. It should be stressed...

Birds of Inner London

01 March 1943 Comments Main paper CARMICHAEL LOW DURING the period under review (1942) there have been two new records for Inner London, viz. the Iceland Gull (Larus glaucoides) and the Waxwing (BombycÃ¼la g. garrulus). Of other interesting occurrences the invasion of the City by Black...

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Letters

Review

Notes

The Iceland Gull in winter

Nestling mortality amongst tits on Tentsmuir, 1949 and 1950

The formation and persistence of Pairs in the Marsh-Tit

Editorial

Notes

The age of Some More British Birds

Birds of Inner London

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