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Reviews

01 January 1952 Comments Reviews A History of the Birds of Durham. By G. W. Temperley (Trans. Nat. Hist. Soc. of Northumberland, Durham and Newcastle-upon-Tyne (New Series) vol. ix, 1951). Price 15s. The County of Durham has in the past been overshadowed by its larger neighbour Northumbe...

Notes

01 January 1952 Comments Notes Effect of a snow-storm on breeding birds.--With reference to the article on this subject (antea, vol. xliv, pp. 57-59), Mr. C. E. BruceGardyne reports that in April, 1949, he had under observation nests of a Blackbird (Turdus merula) and a Song-Thrush (T...

The status of the Black-headed Gull colony at Ravenglass

01 January 1952 Comments Main paper there is an interesting association of several species of sea and shore birds breeding on the Drigg sandhills opposite Ravenglass in large numbers, the site has received little serious study and is generally known only for the size of the colony of Black-...

Head flagging in the Black-headed Gull; Its function and origin review

01 January 1952 Comments Main paper (Dept. of Zoology, Oxford University) STUDIES of the reproductive behaviour of various birds and fish have led to the conclusion that many elements of courtship, threat, and other types of display are " derived " movements. Some of these, such as the peck...

Studies of some species rarely photographed. XXXV. The Long-tailed Skua

01 January 1952 Comments Main paper Photographed by R. CHISLETT and P. O. SWANBERG. (Plates 1-8). THE present series of plates shows very well the handsome and striking plumage of the adult Long-tailed Skua (Stercorarius longicaudus). In addition to the great length and flexibility of the ...

The status of the Lesser Black-backed Gull

01 January 1952 Comments Main paper THE main purpose of the Enquiry, conducted with the help of the British Trust for Ornithology in the winters of 1949-50 and 1950-51, was to obtain definite information on the present winter status of this species in the British Isles and, if possible, to ...

Notes

01 April 1946 Comments Notes IN the autumn of 1945 I have noticed Jackdaws (Corvus monedula spermologus) frequenting two holes in different beeches close together, at Westerham, Kent, but have been unable to prove definitely that they were breeding. A Jackdaw was seen to leave one h...

Notes on the food of the Kestrel

01 April 1946 Comments Main paper THE following information has been gathered as the result of analyses of 206 pellets of the Kestrel (Fako t. timmnculus) collected at regular intervals between July 1st, 1944, and March 24th, 1945, from a roost in an old shed and are believed, from feathe...

Studies of Some Species Rarely Photographed. III. The Cirl Bunting

01 April 1946 Comments Main paper (Plates 15-16). THIS local species (Emberiza cirlus) is one of the comparatively small number of birds regularly breeding in the British Isles which may still fairly be classed in the present category. Some earlier observers concluded that only the femal...

Breeding of the Black Redstart in Britain: A Century-old record

01 April 1946 Comments Main paper IN 1916, seven years before T. A. Coward found the Black Redstart (Phcenicurus ochrurus gibraltariensis) breeding on the Sussex coast and so established what was then thought to be the first British record, F. C. R. Jourdain wrote an article in The Zoolog...

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Reviews

Notes

The status of the Black-headed Gull colony at Ravenglass

Head flagging in the Black-headed Gull; Its function and origin review

Studies of some species rarely photographed. XXXV. The Long-tailed Skua

The status of the Lesser Black-backed Gull

Notes

Notes on the food of the Kestrel

Studies of Some Species Rarely Photographed. III. The Cirl Bunting

Breeding of the Black Redstart in Britain: A Century-old record

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