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Documents disponibles écrits par cet auteur (18)
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Article
Ken W. Smith, Auteur
Article
Ken W. Smith, Auteur ; Linda Smith, AuteurCapsule: Nest survival of Great Spotted Woodpeckers Dendrocopos major was not related to the abundance or timing of their caterpillar prey, whereas the number of young fledged per nest was higher in years with high numbers of defoliating caterpi[...]
Article
John W. Mallord, Auteur ; Ken W. Smith, Auteur ; Paul E. Bellamy, Auteur ; Elisabeth C. Charman, Auteur ; Richard D. Gregory, AuteurCapsule: The direction and magnitude of changes in structure of UK woodlands since the 1980s, are inconsistent with them playing a causative role in the declines of four migrant bird species in upland oak woods.Aims: To investigate whether chang[...]
Article
Richard K. Broughton, Auteur ; Grzegorz Hebda, Auteur ; Marta Maziarz, Auteur ; Ken W. Smith, Auteur ; Linda Smith, Auteur ; Shelley A. Hinsley, AuteurCapsule There is no evidence of widespread significant nest-site competition in Britain or the Western Palearctic between cavity-nesting birds and bumblebees or social wasps.Aims To investigate competition between cavity-nesting birds and bumble[...]
Article
Elisabeth C. Charman, Auteur ; Ken W. Smith, Auteur ; Ian A. Dillon, Auteur ; Steve Dodd, Auteur ; Derek J. Gruar, Auteur ; Andrew Cristinacce, Auteur ; Phil V. Grice, Auteur ; Richard D. Gregory, AuteurCapsule The breeding success of Lesser Spotted Woodpeckers Dendrocopos minor is now lower in England than previously reported and also lower than found in studies elsewhere in Europe. Aims To quantify the breeding success and identify the causes[...]
Article
Ken W. Smith, Auteur ; Linda Smith, Auteur ; Elisabeth Charman, Auteur ; Kevin Briggs, Auteur ; Malcolm Burgess, Auteur ; Chris Dennis, Auteur ; Matt Harding, Auteur ; Catherine Isherwood, Auteur ; Isabel Isherwood, Auteur ; John Mallord, AuteurCapsule Frass fall was later and of longer duration in woods to the north and west of Britain compared with those in the southeast. Aims Defoliating caterpillars are a major food resource for woodland breeding birds and our aims were to quantify[...]
Article
Elisabeth C. Charman, Auteur ; Ken W. Smith, Auteur ; Derek J. Gruar, Auteur ; Stephen Dodd, Auteur ; Philip V. Grice, AuteurLesser Spotted Woodpecker Dendrocopos minor numbers have declined greatly in England since the early 1980s for reasons that are not yet fully understood. It has been suggested that the species' decline may be linked to the increase in Great Spot[...]
Article
Christopher G. R. Bowden, Auteur ; Ken W. Smith, Auteur ; Mohammed E. L. Bekkay, Auteur ; Widade Oubrou, Auteur ; Ali Aghnaj, Auteur ; Maria Jimenez-Armesto, AuteurThe Northern Bald Ibis or Waldrapp Geronticus eremita is a species of and semi-deserts and steppes, which was formerly widely distributed as a breeding bird across North Africa, the Middle East and the European Alps. Just over 100 breeding pairs[...]
Article
Juliet A. Vickery, Auteur ; Steven R. Ewing, Auteur ; Ken W. Smith, Auteur ; Deborah J. Pain, Auteur ; Franz Bairlein, Auteur ; Jana Skorpilova, Auteur ; Richard D. Gregory, AuteurThere is compelling evidence that Afro-Palaearctic (A-P) migrant bird populations have declined in Europe in recent decades, often to a greater degree than resident or short-distance migrants. There appear to have been two phases of decline. The[...]
Article
Ken W. Smith, Auteur ; Elisabeth C. Charman, AuteurThe Lesser Spotted Woodpecker Dendrocopos minor is in serious decline in Britain and in many other countries in northwest Europe. In this paper we review the recent research on the species in Britain and elsewhere in Europe, and discuss the cons[...]
Article
Ken W. Smith, Auteur ; Barry E. Trevis, Auteur ; Mike Reed, AuteurWe have measured the activity patterns of wintering Green Sandpipers before and after they were fitted with geolocators attached using leg loop harnesses and compared these with a control group of untagged birds. The geolocators and harnesses re[...]
Article
Gillian Gilbert, Auteur ; Glen A. Tyler, Auteur ; Christopher J. Dunn, Auteur ; Norman Ratcliffe, Auteur ; Ken W. Smith, AuteurGreat Bitterns Botaurus stellaris have experienced a population decline in the UK, such that in 1997 the total number of breeding males was just 11. This study aimed to identify factors affecting productivity, and how management could be used to[...]
Article
Elisabeth C. Charman, Auteur ; Ken W. Smith, Auteur ; Steve Dodd, Auteur ; Derek J. Gruar, Auteur ; Ian A. Dillon, AuteurLesser Spotted Woodpeckers Dendrocopos minor have dramatically declined and retracted in range in Britain. Pre-breeding foraging may be critical and, although work has been carried out elsewhere in Europe our knowledge of habitat requirements fo[...]
Article
Ken W. Smith, Auteur ; Ali Aghnaj, Auteur ; Mohammed E. L. Bekkay, Auteur ; Widade Oubrou, Auteur ; Mohammed Ribi, Auteur ; Maria Jimenez Armesto, Auteur ; Christopher G. R. Bowden, AuteurThe Northern Bald Ibis Geronticus eremita is a globally threatened species with its main remaining world population breeding in an area of sea cliffs and coastal semi-desert steppe near Agadir in southern Morocco. Between 1998 and 2002, we showe[...]
Article
Robert J. Fuller, Auteur ; David G. Noble, Auteur ; Ken W. Smith, Auteur ; Des Vanhinsbergh, AuteurLarge declines in the breeding populations and contractions of breeding range have occurred in several woodland birds in Britain in recent decades. Data from the BTO's Common Birds Census indicate that 10 out of
Article
Christopher P. Quine, Auteur ; Robert J. Fuller, Auteur ; Ken W. Smith, Auteur ; Philip V. Grice, AuteurDans Ibis (149 NOV 2007)Recent studies have suggested that the neglect of stand management is having a detrimental effect on the habitat of a number of woodland birds in Britain. The remedy, to reinstate active management, appears to run counter to a number of other co[...]
Article
Ken W. Smith, Auteur
Article
Ken W. Smith, AuteurDans Ibis (149 NOV 2007)Dead wood is important for woodpeckers, providing foraging, roost and nest-sites. In this paper, data from long-term studies of woodpeckers and dead wood in oakwoods in southern England are used to examine the dead wood requirements of the three[...]
