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Reviews

01 April 1956 Comments Reviews with field assistance by GEORGE EDWARDS. (Faber and Faber, London, 1955). 128 p a g e s ; 32 plates. 18s. Birds Fighting is one of the first bird books to be illustrated mainly with electronic flash photographs. A number of them have already appeared in t...

Notes

01 April 1956 Comments Notes Purple Heron in Surrey.--On 18th September 1955 I disturbed a juvenile Purple Heron (Ardea purpurea) in a patch of rather close-growing reeds at the south end of Frensham Little Pond, six miles N . W . of Haslemere, Surrey. First seen indistinctly in the ...

Special Review

01 April 1956 Comments Reviews and 1955). 162 pages and 24 p l a t e s ; 235 pages and 24 plates. Each 10s. T H E activities of the W r ildfowl Trust have expanded enormously since its inception in 1946. T h e contents of the First Annual Report, reviewed in this journal in 1948, consi...

Photographic Studies of Some Less Familiar Birds: LXX. Black Kite

01 April 1956 Comments Main paper (Plates 5-7) W H E N one considers how near t o Britain the Black Kite (Milvus migrans) breeds on more or less the same latitude--north Germany and the eastern shores of the Baltic, a range in northern Europe not unlike that of t h e annually recorded Red...

Some Notes on the Red-Spotted Bluethroat

01 April 1956 Comments Main paper T H E following' observations on the breeding" biology of the Redspotted Bluethroat (Cyanosylvia s. svecica) were made at Abisko in Swedish Lapland from 14th June to 4th July, 1955. Abisko (68Â° 2 1 ' N . , 18Â° 49' E.) is situated at the mouth of the...

Migration of Little Stints, Curlew Sandpipers and Ruffs Through Great Britain in the autumn of 1953

01 April 1956 Comments Main paper DURING the autumn of 1953 a large passage migration of Little Stints (Calidris minutd), Curlew Sandpipers (C. testacea) and Ruffs (Philomachus pugnax) occurred in Great Britain, the numbers at some localities being described as exceptional. In response to...

Letters

01 April 1956 Comments Letters CYANISTIC EGG O F C U R L E W S I R S , -- T h e r e is surely nothing' very remarkable about the finding by Messrs. W . G. Hale and G. W e b s t e r of a single cyanic type egg of the Curlew (Numenius arquata), on a Lancashire moor on 7th May 1955 (antea...

The use of mobile observers in the study of Patterns of migration

01 May 1951 Comments Main paper of the observation work on the migration of the Swift (Apus apus) dor e in the years 1947-50 has been carried out at fixed vantage points. In general, this method has resulted in the acquisition of useful statistical data, but inherent in it are several p...

The movements of Swifts in summer

01 May 1951 Comments Main paper 1950 was a good year for studying the movements of Swifts (Apus apus). Well over 20,000 were reported during the special watch held under the auspices of the British Trust for Ornithology. This covered the arrival period prior to May 15th, 1950. Another 2...

Editorial

01 May 1951 Comments Editorials As announced in British Birds for March a new editorial board, whose members are named on the title-page, becomes responsible for the conduct of the magazine beginning with this issue. It is intended to maintain broadly the existing traditions, standards...

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