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Article
Richard K. Broughton, Auteur ; John C. Day, Auteur ; Jane E. Carpenter, Auteur ; Andrew G. Gosler, Auteur ; Shelley A. Hinsley, AuteurWe assessed whether the sex ratio of nestling Marsh Tits (Poecile palustris) varied with habitat fragmentation by sampling broods from two British woodland areas with contrasting patch size, and comparing the data with published results from an [...]
Article
Mirte Bosse, Auteur ; Lewis G. Spurgin, Auteur ; Veronika N. Laine, Auteur ; Ella F. Cole, Auteur ; Josh A. Firth, Auteur ; Phillip Gienapp, Auteur ; Andrew G. Gosler, Auteur ; Keith McMahon, Auteur ; Jocelyn Poissant, Auteur ; Irene Verhagen, Auteur ; Martien A. M. Groenen, Auteur ; Kees van Oers, Auteur ; Ben C. Sheldon, Auteur ; Marcel E. Visser, Auteur ; Jon Slate, AuteurRecent natural selection in a wild bird Many studies have found evidence of rapid evolution in response to environmental change. In most cases, there has been some suggestion of which traits might be most responsive ahead of time. Bosse et al. [...]
Article
Andrew G. Gosler, Auteur ; Teddy A. Wilkin, AuteurCapsule: Long-term changes in eggshell speckling correlated temporally and spatially with declining soil calcium in an English Great Tit Parus major population.Aims: Eggshell speckling in the Great Tit correlates with eggshell thickness and calc[...]
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Julio M. Neto, Auteur ; Vitor Encarnacao, Auteur ; Peter Fearon, Auteur ; Andrew G. Gosler, AuteurCapsule The autumn migration strategy of Portuguese Savi's Warblers differs between age classes in timing, fuel deposition rate and flight range. Aims To describe the autumn migration strategy of Savi's Warblers, and compare the age classes. Met[...]
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Dan E. Chamberlain, Auteur ; Andrew G. Gosler, Auteur ; David E. Glue, AuteurCapsule Woodland birds were significantly less likely to occur in gardens in years of high beechmast crop. Aim To test the hypothesis that woodland species that feed on beechmast will have significantly lower occurrence rates at garden feeders i[...]
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Matthew R. Jubb, Auteur ; Teddy A. Wilkin, Auteur ; Andrew G. Gosler, AuteurRecent studies of Great Tit Parus major eggs in Wytham Woods, UK, indicate that the eggshell's pigmentation is related to the eggshell's thickness and so also to calcium availability (indicated by soil analysis) near to the nest. Previous work e[...]
Article
Kaat Brulez, Auteur ; Phillip Cassey, Auteur ; Alan Meeson, Auteur ; Ivan Mikšík, Auteur ; Simone L. Webber, Auteur ; Andrew G. Gosler, Auteur ; S. James Reynolds, AuteurEggshell maculation of most passerines is due to the deposition of the pigment protoporphyrin which is produced during biosynthesis of blood haem. Its functional significance has only received empirical attention in recent years. This interest h[...]
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Shelley A. Hinsley, Auteur ; Jane E. Carpenter, Auteur ; Richard K. Broughton, Auteur ; Paul E. Bellamy, Auteur ; Peter Rothery, Auteur ; Arjun Amar, Auteur ; Chris M. Hewson, Auteur ; Andrew G. Gosler, AuteurDans Ibis (149 NOV 2007)The Marsh Tit Poecile palustris is a small, hole-nesting woodland passerine whose national population in the UK has declined by more than 50% in the last 25 years. To investigate possible causes for the species long-term decline, we examined hab[...]
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Article
Julio Manuel Neto, Auteur ; Andrew G. Gosler, AuteurCurrent theory suggests that mass change in adult birds while breeding may be adaptive (to reduce wing-loading during nestling feeding) or result from physiological stress. To test which might be more important in determining mass loss in breedi[...]
Article
Andrew G. Gosler, AuteurTraditionally, it has always been assumed that the reason for the patterns on birds' eggs is essentially visual - chiefly for the purposes of avoiding predators (crypsis) or, in the case of cuckoos, to mimic the eggs of their host. This paper ex[...]
