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July reports

01 October 1974 Comments News and comment These are largely unchecked reports, not authenticated records A Black-browed Albatross Diomedea melanophris was present in the gannetry on Herrnaness, Unst (Shetland), throughout the summer. Following the June report of a Fulmar Fulmarus glaci...

News and comment

01 October 1974 Comments News and comment Growth of the British and Irish list The number of full species admitted to the British and Irish list during the 17 decades which have elapsed since 1800 has varied from as few as four to as many as 27 per decade, the average being 13; Kenneth...

Letters

01 October 1974 Comments Letters ...

Notes

01 October 1974 Comments Notes Egg-laying by the Great Crested Grebe Although the behaviour of Great Crested Grebes Podiceps cristatus has been intensively studied, many questions are still open. One such question is how Great Crested Grebes lay their eggs, and whether they exhibit ...

Adaptations in the reproductive biology of the Great Crested Grebe

01 October 1974 Comments Main paper The Great Crested Grebe Podiceps cristatus shows many striking and puzzling features in its reproductive biology, these being the subject of the present paper which is primarily concerned with adaptive aspects. My own studies on this species, which inv...

Allen's Gallinule in Britain and the Palearctic

01 October 1974 Comments Main paper Allen's Gallinule Porphyrula alleni, a tropical African bird, has but once been obtained in Britain: off the Suffolk coast in January 1902. The species was not then admitted to the British and Irish list; there was some incredulity at the concept of a ...

Grey Wagtail Passage in Britain in 1956-60

01 January 1964 Comments Main paper cinerea recorded at various of the coastal bird observatories in September 1959 (Williamson 1959), which focused attention on this species, requests for information were published in British Birds (53: 140 and 54: 131) and News for Naturalists (2: 15). Th...

Birds in Ireland during 1960-62

01 January 1964 Comments Main paper annual reports of the Rarities Committee (see Brit. Birds, 54: 174). The advantages of having all records of rarities within these islands considered by one body and collected together into one report are obvious, and it is very much to be hoped that a ha...

Notes

01 January 1964 Comments Notes Fulmar incubating eggs of Herring Gull with its own.--On 27th May 1963 I was walking along a cliff top four miles south of Ballantrae, Ayrshire, when I surprised a Fulmar Fulmarus glacialis off its nest. As it flew, a brown egg rolled out and smashed on t...

Herd Composition and Dispersion in The Whooper Swan

01 January 1964 Comments Main paper Park, Banffshire, it became apparent that, within the herd that gathered during the autumn passage, swans in family parties (i.e. adults accompanied by young birds) were less wary and fed more widely spread out along the narrow part of the loch than swans...

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July reports

News and comment

Letters

Notes

Adaptations in the reproductive biology of the Great Crested Grebe

Allen's Gallinule in Britain and the Palearctic

Grey Wagtail Passage in Britain in 1956-60

Birds in Ireland during 1960-62

Notes

Herd Composition and Dispersion in The Whooper Swan

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