Bird Study

Sexing of Black-tailed Godwits Limosa limosa islandica: a comparison of behavioural, molecular, biometric and field-based techniques: Capsule Biometrics and plumage characteristics can both be used to reliably sex Black-tailed Godwits.
pp. 193-198(6)
Authors: Gunnarsson, Tómas G.; Gill, Jennifer A.; Goodacre, Sara L.; Gélinaud, Guillaume; Atkinson, Philip W.; Hewitt, Godfrey M.; Potts, Peter M.; Sutherland, William J.

Nest-site re-use: Marsh Tit Poecile palustris decisions in a primeval forest: Capsule Re-use is infrequent although birds reproduce equally well in re-used and new holes.
pp. 199-204(6)
Authors: Wesołowski, Tomasz

Effects of weather and timing on counts of breeding Snipe Gallinago gallinago: Capsule Snipe numbers are assessed most accurately at dusk and at low wind speeds.
pp. 205-212(8)
Authors: Hoodless, Andrew N.; Inglis, John G.; Baines, David

Partial recovery of the population of Corncrakes Crex crex in Britain, 1993-2004: Capsule Singing male Corncrakes increased more than two-fold over the study period.
pp. 213-224(12)
Authors: O'Brien, Mark; Green, Rhys E.; Wilson, Jeremy

Effects of growth stage and tree species composition on breeding bird assemblages of plantation forests: Capsule Bird species assemblages are strongly dependent on growth stage and forest structure, but do not appear to be greatly affected by tree species composition.
pp. 225-236(12)
Authors: Wilson, Mark W.; Pithon, Josephine; Gittings, Tom; Kelly, Tom C.; Giller, Paul S.; O'Halloran, John

Comparative reproductive biology of Middle Spotted Woodpeckers Dendrocopos medius and Great Spotted Woodpeckers D. major in a riverine forest: Capsule Nest success rate and survival probabilities of individuals are the same but clutch size and fledgling number are higher in the smaller species.
pp. 237-246(10)
Authors: Kosinski, Ziemowit; Ksit, Pawel

Dramatic changes in the return date of Guillemots Uria aalge to colonies in Shetland, 1962-2005: Capsule Changes in return date coincided with marked changes in population size that probably resulted in fluctuating competition for nest-sites.
pp. 247-252(6)
Authors: Harris, Michael P.; Heubeck, Martin; Shaw, Deryk N.; Okill, J. David

Male Blue Tits Cyanistes caeruleus choose early-leafing tree species during spring dawn chorus: Capsule Blue Tits sang their dawn song in trees that provided greater concealment.
pp. 253-257(5)
Authors: Parker, Timothy H.; Tillin, Heidi

Dispersal of Golden Eagles Aquila chrysaetos during their first year of life: Capsule The area explored increased throughout the year and tended to be much larger for females than males.
pp. 258-264(7)
Authors: Soutullo, Alvaro; Urios, Vicente; Ferrer, Miguel; Peñarrubia, Santiago G.

Ranging distance of resident Golden Eagles Aquila chrysaetos in western Scotland according to season and breeding status: Capsule Home-range of resident pairs of Golden Eagle was usually smaller during a successful breeding season than during winter and during an unsuccessful breeding season.
pp. 265-273(9)
Authors: Haworth, Paul F.; Mcgrady, Michael J.; Whitfield, D. Philip; Fielding, Alan H.; McLeod, David R.A.

Distribution shifts in wintering Golden Plover Pluvialis apricaria and Lapwing Vanellus vanellus in Britain: Capsule The winter distribution of Golden Plover and Lapwing has shifted east since the mid-1980s, perhaps in response to climate change.
pp. 274-284(11)
Authors: Gillings, Simon; Austin, Graham E.; Fuller, Robert J.; Sutherland, William J.

Effective natal dispersal and age of maturity in the threatened Spanish Imperial Eagle Aquila adalberti: conservation implications: Capsule Dispersive capacity appears sufficient to establish natural re-occupation of the former range.
pp. 285-293(9)
Authors: González, Luis Mariano; Oria, Javier; Margalida, Antoni; Sánchez, Roberto; Prada, Luis; Caldera, Javier; Aranda, Antonio; Molina, Jose Ignacio

Invasion of Bullfinches Pyrrhula pyrrhula in western Europe in 2004: a mix of local, `trumpeting' birds and others of unknown origin: Capsule In east Jutland, Denmark, the invasion included individuals of a small-sized local race P. p. coccinea, as well as numbers of two larger forms, which consistently gave either `normal' or `trumpeting' calls on release and whose origins are unknown.
pp. 294-302(9)
Author: Fox, A.D.

Counting birds on farmland habitats in winter: Capsule Perimeter counts underestimate the number of birds using agricultural fields.
pp. 303-309(7)
Authors: Atkinson, Philip W.; Fuller, Richard A.; Gillings, Simon; Vickery, Juliet A.

Implications of temporal changes in forest dynamics on density, nest-site selection, diet and productivity of Tawny Owls Strix aluco in the Alps: Capsule In the areas studied, Tawny Owls showed extreme flexibility and opportunism, occupying most available vegetation types and elevations below the tree-line.
pp. 310-318(9)
Authors: Marchesi, Luigi; Sergio, Fabrizio; Pedrini, Paolo

Sex-ratio of Skylark Alauda arvensis broods in relation to timing of breeding: Capsule Earlier broods tend to be more male biased than later broods.
pp. 319-322(4)
Authors: Eraud, Cyril; Lallemand, Joëlle; Lormee, Herve

Little evidence of temporal changes in edge-use by woodland birds in southern England: Capsule Edge-use by 16 out of 18 woodland bird species did not change between 1968 and 1998.
pp. 323-327(5)
Authors: Hewson, Chris M.; Fuller, Robert J.

Potential influence of habitat and predation on local breeding success and population in Spotted Flycatchers Muscicapa striata: Capsule Breeding abundance in woodland increased following predator removal.
pp. 328-330(3)
Authors: Stoate, Chris; Szczur, John