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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 ...

Notes

01 March 1943 Comments Notes WITH reference to Mr. J. M. B. Brown's remarks on the breeding of the Pied Flycatcher in the Forest of Dean (antea, p. 179), it may be of interest to note that In 1935 I was informed by Mr. R. Hendrie, a student at the School of Forestry, Parkend, that h...

The age of Some More British Birds

01 March 1943 Comments Main paper paper is a sequel to that on the Blackbird (Turdus m. merula) (Lack, 1943a), and the latter should be read first as the remarks on treatment of material and general principles apply equally to the present paper, but are not repeated. It should be stressed...

Birds of Inner London

01 March 1943 Comments Main paper CARMICHAEL LOW DURING the period under review (1942) there have been two new records for Inner London, viz. the Iceland Gull (Larus glaucoides) and the Waxwing (BombycÃ¼la g. garrulus). Of other interesting occurrences the invasion of the City by Black...

The Instinctive Nature of Nest Sanitation Part- II

01 March 1943 Comments Main paper IN a previous article (antra, Vol. xxxv, pp. 120-4), attention was drawn to the fact that nest-sanitation manifests itself as an instinctive action on the part of the parent birds. The instinct to remove faeces from the area of the nest was shown to be ca...

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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

Notes

The age of Some More British Birds

Birds of Inner London

The Instinctive Nature of Nest Sanitation Part- II

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