| Titre : | Ibis : The International Journal of Avian Science 159(3) - July 1, 2017 |
| Type de document : | Bulletin |
| Paru le : | 01/07/2017 |
Dépouillements
Article
Paul F. Donald, Auteur ;
Per Alström, Auteur ;
Derek Engelbrecht, Auteur
Article
Veli-Matti Pakanen, Auteur ;
Kari Koivula, Auteur ;
Lars-Åke Flodin, Auteur ;
Antoine Grissot, Auteur ;
Robin Hagstedt, Auteur ;
Mikael Larsson, Auteur ;
Angela Pauliny, Auteur ;
Nelli Ronka, Auteur ;
Donald Blomqvist, Auteur
Natal dispersal has profound consequences for populations through the movement of individuals and genes. Habitat fragmentation reduces structural connectivity by decreasing patch size and increasing isolation, but understanding of how this impac[...]
Article
Paula Machín, Auteur ;
Juan Fernández-Elipe, Auteur ;
Heiner Flinks, Auteur ;
Maite Laso, Auteur ;
José I. Aguirre, Auteur ;
Raymond H. G. Klaassen, Auteur
Fennoscandian alpine tundra habitats support large numbers of breeding waders, but relatively little is known about their breeding ecology despite the fact that this habitat is threatened by climate change. We studied habitat selection, diet and[...]
Article
Alan G. Leach, Auteur ;
Amanda W. van Dellen, Auteur ;
Thomas V. Riecke, Auteur ;
James S. Sedinger, Auteur
Lack () proposed that clutch size in species with precocial young was determined by nutrients available to females at the time of egg formation; since then others have suggested that regulation of clutch size in these species may be more complex[...]
Article
Jeroen Onrust, Auteur ;
A. H. Jelle Loonstra, Auteur ;
Lucie E. Schmaltz, Auteur ;
Yvonne I. Verkuil, Auteur ;
Jos C. E. W. Hooijmeijer, Auteur ;
Theunis Piersma, Auteur
Ruff Philomachus pugnax staging in the Netherlands forage in agricultural grasslands, where they mainly eat earthworms (Lumbricidae). Food intake and the surface availability of earthworms were studied in dairy farmland of southwest Friesland in[...]
Article
Jörn Theuerkauf, Auteur ;
Tokushi Haneda, Auteur ;
Yuji Okahisa, Auteur ;
Nozomu J. Sato, Auteur ;
Sophie Rouys, Auteur ;
Henri Bloc, Auteur ;
Keisuke Ueda, Auteur ;
Izumi Watanabe, Auteur ;
Ralph Kuehn, Auteur ;
Roman Gula, Auteur
To assess the effects of naturally occurring heavy metals on wild birds, we compared reproductive success and heavy metal contents in feathers of Kagu Rhynochetos jubatus living on ultramafic (rich in heavy metals) soil with those of Kagu living[...]
Article
Alyne Perillo, Auteur ;
Luiz G. Mazzoni, Auteur ;
Luiza F. Passos, Auteur ;
Vinicius D. L. R. Goulart, Auteur ;
Charles Duca, Auteur ;
Robert J. Young, Auteur
Anthropogenic noise is becoming more prevalent in the world and has been shown to affect many animal species, including birds. The impact of such noise was measured in Neotropical urban parks to assess how the noise affects avifauna diversity an[...]
Article
Richard M. Francksen, Auteur ;
Mark J. Whittingham, Auteur ;
Sonja C. Ludwig, Auteur ;
Staffan Roos, Auteur ;
David Baines, Auteur
Predators will often respond to reductions in preferred prey by switching to alternative prey resources. However, this may not apply to all alternative prey groups in patchy landscapes. We investigated the demographic and aggregative numerical a[...]
Article
Nica Huber, Auteur ;
Marc Kéry, Auteur ;
Gilberto Pasinelli, Auteur
The study of population dynamics and species–habitat interactions is important for many ecological and conservation issues. We analysed the occupancy dynamics of the Wood Warbler Phylloscopus sibilatrix, a forest interior passerine that has suff[...]
Article
Ana-Lourdes Oropesa, Auteur ;
Susana Sánchez, Auteur ;
Francisco Soler, Auteur
The legal and illegal use of organophosphorus and carbamate pesticides represents one of many threats to birds. The activity of the cholinesterase enzyme in plasma is used as a non-destructive biomarker to diagnose the exposure of birds to these[...]
Article
Annessa B. Musgrove, Auteur ;
Karen L. Wiebe, Auteur ;
Clare E. Parker, Auteur ;
L. Micheal Romero, Auteur
Visual signals of quality in offspring, such as plumage colour, should honestly advertise need and/or body condition, but links between nutritional status, physiological performance and the expression of colours are complex and poorly understood[...]
Article
Subir B. Shakya, Auteur ;
Frederick H. Sheldon, Auteur
The bulbuls comprise an ecologically important group of frugivorous, seed-dispersing birds found in Asia and Africa. Although several studies have examined the phylogenetic relationships of subsets of bulbul species, a comprehensive phylogeny of[...]
Article
Marie-Sophie Garcia-Heras, Auteur ;
Francois Mougeot, Auteur ;
Robert E. Simmons, Auteur ;
Beatriz Arroyo, Auteur
Understanding variation in food requirements of wild animals is of central importance in population ecology and conservation, as it helps to identify where and when food may be limiting. Studies on diet variation or prey provisioning rates may g[...]
Article
Matthias Schmidt, Auteur ;
Janine Aschwanden, Auteur ;
Felix Liechti, Auteur ;
Gábor Wichmann, Auteur ;
Erwin Nemeth, Auteur
In the context of an extensive study on bird migration in the Austrian Alps, we compared data from a fixed-beam radar with data collected by visual observation to estimate the intensity of migrating birds up to a height of 150 m above the ground[...]
Article
Vidar Selås, Auteur ;
Oddmund Kleven, Auteur ;
Odd Frydenlund Steen, Auteur
The turnover rate of breeding Northern Goshawk Accipiter gentilis females in two study areas in southern Norway, which are assumed to experience different levels of illegal human persecution, was estimated using DNA extracted from moulted feathe[...]
Article
Marco Perrig, Auteur ;
Martin U. Grüebler, Auteur ;
Herbert Keil, Auteur ;
Beat Naef-Daenzer, Auteur
Among the range of determinants of post-fledging survival in altricial birds, the energy supply to the growing juveniles is likely to play a central role. However, the exact mechanisms shaping post-fledging survival are poorly understood. Using [...]
Article
Julia Staggenborg, Auteur ;
H. Martin Schaefer, Auteur ;
Christian Stange, Auteur ;
Beat Naef-Daenzer, Auteur ;
Martin U. Grüebler, Auteur
In many bird species, parents adjust their home-ranges during chick-rearing to the availability and distribution of food resources, balancing the benefits of energy intake against the costs of travelling. Over recent decades, European agricultur[...]
Article
Peter T. Fretwell, Auteur ;
Paul Scofield, Auteur ;
Richard A. Phillips, Auteur
This study is the first to utilize 30-cm resolution imagery from the WorldView-3 (WV-3) satellite to count wildlife directly. We test the accuracy of the satellite method for directly counting individuals at a well-studied colony of Wandering Al[...]
Article
Robert N. Rosenfield, Auteur
Article
Nick Sotherton, Auteur ;
David Baines, Auteur ;
Nicholas J. Aebischer, Auteur
Article
Shiyi Tang, Auteur ;
Dianhua Ke, Auteur ;
Tonglei Yu, Auteur ;
Changcao Wang, Auteur ;
Qingtian Zhao, Auteur ;
Haiying Fan, Auteur ;
Guoyue Zhang, Auteur ;
Chen Wang, Auteur ;
Xin Lu, Auteur
Knowledge of cooperative breeding in birds from longitudinal studies is available only for a small proportion of species. This paper reports data from a 12-year study on the Tibetan Ground Tit Pseudopodoces humilis. On average, 27.2% (range: 13.[...]
Article
Ruben Evens, Auteur ;
Greg J. Conway, Auteur ;
Ian G. Henderson, Auteur ;
Brian Cresswell, Auteur ;
Frédéric Jiguet, Auteur ;
Caroline Moussy, Auteur ;
Didier Sénécal, Auteur ;
Nele Witters, Auteur ;
Natalie Beenaerts, Auteur ;
Tom Artois, Auteur
Little is known about the wintering distribution of the European Nightjar Caprimulgus europaeus. We combined geolocator and GPS-logger data from different sites in Western Europe to analyse migration routes and migration timing of this trans-equ[...]
Article
Martim Melo, Auteur ;
Martin Stervander, Auteur ;
Bengt Hansson, Auteur ;
Peter J. Jones, Auteur
The São Tomé Grosbeak Neospiza concolor, endemic to the island of São Tomé (Gulf of Guinea), is one of the least known birds in the world. Formerly considered to be an aberrant weaver (Ploceidae), it is currently placed in a monotypic genus with[...]
