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News and comment

01 June 1973 Comments News and comment Towards realistic penalties? During the last two or three years there have been too many occasions when it has been necessary to deplore an apparent upsurge of interest in egg collecting resulting in the robbing of nests of rarer species, notab...

Letters

01 June 1973 Comments Letters Wallcreeper on migration in the Netherlands Dr H. Lohrl's statement (Brit. Birds, 63 : 167) that the Wallcreeper Tichodroma muraria is non-migratory has been challenged by David Elias, H. G. Alexander, Guy Mountfort and K. D. Smith (Brit. Birds...

Notes

01 June 1973 Comments Notes Aggression by female Buzzard at nest I was intrigued by the recent note from G. A. Williams and D. Coan on aggression by a female Buzzard Buteo buteo {Brit. Birds, 66: 31-32). O n 26th April 1944, in a large stand of mature Scots pines on a Lak...

Studies of Sparrowhawks

01 June 1973 Comments Main paper Roy Blewitt's photographs are the first of the Sparrowhawk Accipiter nisus to be published in British Birds since the long series which accompanied J. H. Owen's remarkable studies during 1916-36. They show well the uniform upperparts (plates 41a, 42b, ...

The ecology and conservation of the Red Kite in Wales

01 June 1973 Comments Main paper ...

Notes

01 June 1939 Comments Notes THE recent note about Blackbirds (Turius m. merula) feeding on small fish (antea, Vol. XXXII, p. 397) recalls to me that six or seven years ago I watched a pair take repeatedly small tadpoles from a shallow bay of the Little Exe, above Dulverton. Both bir...

Cliff-Breeding in the House-Martin

01 June 1939 Comments Main paper IN response to the editorial appeal (antea, Vol. XXXII, p, 118) for information on cliff-breeding in the House-Martin (Delichon u, urbica) a number of observers have sent in records. From these it is obvious that breeding under natural conditions is far m...

Notes on the Lapwing and Curlew Breeding Population of a Cumberland Farm

01 June 1939 Comments Main paper 1937 and 1938 a census was undertaken of' the Lapwings (Vaneihts vanellus) and Curlews (Numenius a. atquata) breeding on an area of farm-land in Cumberland extending to 650 acres or approximately one square mile. This area is about three hundred feet abov...

Some Notes on the Diurnal Song of Birds

01 June 1939 Comments Main paper (Plate i.) H. G. ALEXANDER in his invaluable paper on the "Song of Birds " (antea, Vol. XXIX, pp. 190-8) dealt with, as it may be called, the " longitudinal aspect" of the subject, that is to say with the duration of song between the beginning and end of ...

Additions and Alterations to the British List

01 June 1939 Comments Main paper changes appearing in Volume II. of The Handbook of British Birds have not previously been notified in these pages and these are briefly referred to below. In addition there are some changes in Volume III., and as this is about to be published it will be c...

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News and comment

Letters

Notes

Studies of Sparrowhawks

The ecology and conservation of the Red Kite in Wales

Notes

Cliff-Breeding in the House-Martin

Notes on the Lapwing and Curlew Breeding Population of a Cumberland Farm

Some Notes on the Diurnal Song of Birds

Additions and Alterations to the British List

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