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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 on the spring Territory of the Blackbird

01 August 1941 Comments Main paper study was made on the Dartington Hall estate, South Devon, in 1940, when the abnormal cold weather in late January and early February made possible the trapping and colour-ringing of an unusually large number of Blackbirds (Turdus m. tnerula). Unfortunate...

Some breeding-habits of the Black-winged Stilt

01 August 1941 Comments Main paper THE following observations on the Black-winged Stilt (Himantopus k. himantopus) were made in the Camargue at the end of April and early May, 1937. For many reasons I was unable to observe the full breeding cycle. These notes therefore refer only to the bi...

Abstracts

01 August 1941 Comments Reviews Wuczeticz (1939). " Seasonal distribution and migration of ducks (subiam. Anatina) on the base of bird-ringing in the U.S.S.R. III. The Gadwall--Anas strepera L.; the Shoveler--Spatula clypeata (L.) ; the Wigeon--Mar tea penelope (L.)." Moscow (Russian a...

Notes

01 August 1941 Comments Notes IN 1939, as already recorded in British Birds, Vol. xxxiii, p. 194, a male Hooded Crow (Corvus c. comix) and a female Carrion-Crow (C. c. cowrie) nested in Co. Dublin and successfully reared their young. In 1940, presumably the same pair again nested in ...

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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 on the spring Territory of the Blackbird

Some breeding-habits of the Black-winged Stilt

Abstracts

Notes

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