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Breeding Marsh Warblers in Britain

01 May 2021 Comments Main paper ...

Species limits in Acrocephalus and Hippolais warblers from the Western Palearctic

01 June 2004 Comments Main paper ...

Conservation research news

01 February 2004 Comments News and comment The conflict between raptor conservation and the maintenance of high densities of grouse for shooting interests has often led to the suggestion that illegal use of poisoned baits to control predators is more likely to occur on grouse moors than in othe...

Notes

01 February 2001 Comments Notes At 17.45 hours on 20th March 1995, at East Hyde on the River Lea, 3.2 km north of Batford, Hertfordshire, I observed an immature Grey Heron Ardea cinerea perched on a branch of an Alder Alnus glutinosa, the only tree along that stretch of the river. Ow...

Letters

01 June 2000 Comments Letters ...

Letter

01 June 1997 Comments Letters A pair of unstreaked Acrocephalus warblers nested in Orkney in 1993 (Adam & Meek 1994; Ogilvie et al. 1996). Based on (1) comparison of measurements with Walinder et al. (1988), (2) the birds' general coloration and (3) the comparative frequency of...

Letters

01 February 1992 Comments Letters Status of Marsh Warbler in Norway Kelsey et al. (1989), in their interesting paper on the Marsh Warbler Acrocephalus palustris in Britain, summarised the species' northward expansion into the St Petersburg region and in Finland and Sweden, but made no ...

Notes

01 August 1985 Comments Notes Pink-footed Geese feeding on school playing-fields. During the exceptionally severe winter of 1981/82, unprecedented numbers of Pink-footed Geese Anser brachyrhynchus were present on the southwest Lancashire and north Merseyside feeding grounds, notabl...

Effect of disease on social hierarchy of young Oystercatchers

01 August 1982 Comments Main paper During a study of the population of Oystercatchers Haematopus ostralegus on Skokholm Island, Dyfed (Safriel 1967), it was found that a clear-cut social hierarchy existed within each brood. The dominant young (the 'a' young) was always the first to obta...

Letters

01 October 1981 Comments Letters Tree Pipits showing pale 'ear' spot The pale 'ear' spot of the Olive-backed Pipit Anthus hodgsoni is a very useful supporting field feature of the species (see Brit. Birds 72: 95, for example) and this is borne out by my experien...