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                             18 gevonden resultaten
nr titel auteur tijdschrift jaar jaarg. afl. pagina('s) type
1 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. Kosinski, Ziemowit
2006
53 3 p. 237-246
artikel
2 Counting birds on farmland habitats in winter: Capsule Perimeter counts underestimate the number of birds using agricultural fields. Atkinson, Philip W.
2006
53 3 p. 303-309
artikel
3 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. Soutullo, Alvaro
2006
53 3 p. 258-264
artikel
4 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. Gillings, Simon
2006
53 3 p. 274-284
artikel
5 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. Harris, Michael P.
2006
53 3 p. 247-252
artikel
6 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. Gonzalez, Luis Mariano
2006
53 3 p. 285-293
artikel
7 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. Wilson, Mark W.
2006
53 3 p. 225-236
artikel
8 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. Hoodless, Andrew N.
2006
53 3 p. 205-212
artikel
9 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. Marchesi, Luigi
2006
53 3 p. 310-318
artikel
10 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. Fox, A. D.
2006
53 3 p. 294-302
artikel
11 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. Hewson, Chris M.
2006
53 3 p. 323-327
artikel
12 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. Parker, Timothy H.
2006
53 3 p. 253-257
artikel
13 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. WesoĊ‚owski, Tomasz
2006
53 3 p. 199-204
artikel
14 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. O'Brien, Mark
2006
53 3 p. 213-224
artikel
15 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. Stoate, Chris
2006
53 3 p. 328-330
artikel
16 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. Haworth, Paul F.
2006
53 3 p. 265-273
artikel
17 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. Gunnarsson, Tomas G.
2006
53 3 p. 193-198
artikel
18 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. Eraud, Cyril
2006
53 3 p. 319-322
artikel
                             18 gevonden resultaten
 
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