| Titre : | Ibis : The International Journal of Avian Science 148(4) - OCT 2006 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Ismael Galvan, Auteur ;
Juan J. Sanz, Auteur
Plumicolous feather mites are ectosymbiotic organisms that live on bird feathers. Despite their abundance and prevalence among birds, the ecology of the interaction between these organisms and their hosts is poorly known. As feather mites feed o[...]
Article
Rose Thorogood, Auteur ;
John G. Ewen, Auteur
Article
Vidar Selås, Auteur
According to the alternative prey hypothesis, autumn populations of ground-nesting game birds fluctuate in synchrony with vole numbers because generalist predators that mainly eat voles switch to alternative prey, such as eggs and chicks, when v[...]
Article
Gerald Mayr, Auteur
Article
Pablo Vergara, Auteur ;
José I. Aguirre, Auteur ;
Juan A. Fargallo, Auteur ;
Jose A. Davila, Auteur
Nest-site fidelity is a life-history trait of birds that may produce benefits in terms of fitness. We studied the relationship between breeding success and nest fidelity in the White Stork Ciconia ciconia. We also studied how other factors such [...]
Article
Jose E. Martinez, Auteur ;
Iluminada Pagan, Auteur ;
Jose F. Calvo, Auteur
During a 7-year research project in a forested area of southeastern Spain, we studied territorial occupancy and reproductive success in a Booted Eagle Hieraaetus pennatus population. We monitored 65 territories, gathering information on 406 occu[...]
Article
Peter W. Stahl, Auteur ;
Michael C. Muse, Auteur ;
Florencio Delgado-Espinoza, Auteur
The archaeological record of the large lowland neotropical Muscovy Duck Cairina moschata, one of the few native animals known to have been domesticated by pre-Columbian peoples, is poorly known. Only a few specimens have been recovered in differ[...]
Article
Article
Stuart P. Sharp, Auteur ;
Ben J. Hatchwell, Auteur
Contact calls are ubiquitous among birds and are important in mediating social interactions. Despite this, the structure and function of these vocalizations have received relatively little attention, and the ontogeny of all bird calls is poorly [...]
Article
Jared M. Wilson, Auteur ;
Will Cresswell, Auteur
The Sahel region of West Africa is an important wintering ground for Palearctic migrants. It is, however, undergoing significant anthropogenic degradation that is likely to reduce its value in this regard. Despite there being evidence that the p[...]
Article
Diego Villanua, Auteur ;
Ursula Hofle, Auteur ;
Lorenzo Perez-Rodriguez, Auteur ;
Christian Gortazar, Auteur
We studied the prevalence and potential subclinical effects of infestation by Trichomonas gallinae in 91 hunter-harvested Common Wood Pigeons Columba palumbus from northern (n = 30) and southern (n = 61) Spain during the winter period. All anima[...]
Article
Ian Newton, Auteur
Over much of Europe, Common Crossbills Loxia curvirostra depend primarily on the seeds of Norway Spruce Picea abies, and their breeding and movement patterns are governed largely by the cropping patterns of this tree species. Good cone crops occ[...]
Article
Stuart J. Marsden, Auteur ;
Craig T. Symes, Auteur ;
Andrew L. Mack, Auteur
In comparison with other tropical forest land uses such as selective logging, little is known of the impacts on wildlife of the many forms of small-scale agriculture practised across the tropics. We present density estimates, derived using a poi[...]
Article
Ryan J. Fisher, Auteur ;
Karen L. Wiebe, Auteur
After nest predation, breeding dispersal can be an effective strategy to avoid local nest predators. Furthermore, encounters with predators at a nest during the pre-laying stage may be used by parents to judge future risk, such that they may aba[...]
Article
Graeme M. Buchanan, Auteur ;
Murray C. Grant, Auteur ;
Roy A. Sanderson, Auteur ;
James W. Pearce-Higgins, Auteur
We reviewed the literature to determine the importance of invertebrates for moorland-breeding birds and considered our findings with respect to the conservation of such species in the UK. The diets of many moorland birds consist predominantly of[...]
Article
Piran C. L. White, Auteur ;
Carolyn M. King, Auteur
In the Holarctic, predation by mustelids on birds is often linked to population cycles of rodents (especially voles and lemmings) because birds may be buffered against mustelid predation at high rodent densities. By contrast, interguild relation[...]
Article
Cécile Mourer-Chauviré, Auteur ;
Michel Philippe, Auteur ;
Stephane Guillard, Auteur ;
Marcel Meyssonnier, Auteur
Article
Pim Edelaar, Auteur ;
Jonathan Wright, Auteur
During spring raptor migration, resident, group-living, Arabian Babblers Turdoides squamiceps in Israel are exposed to many avian predators that differ in the level of predation threat that they pose. Accurate information about immediate safety [...]
Article
G. De Marchi, Auteur ;
G. Chiozzi, Auteur ;
D. Semere, Auteur ;
P. Galeotti, Auteur ;
E. Boncompagni, Auteur ;
M. Fasola, Auteur
We describe 30 new nesting sites of the Crab Plover Dromas ardeola, the main breeding grounds of which were largely unknown, and for which fewer than 30 colonies had been confirmed since 1970. Our survey included 90 islands, 53% of those existin[...]
Article
Richard K. Broughton, Auteur ;
Shelley A. Hinsley, Auteur ;
Paul E. Bellamy, Auteur ;
Ross A. Hill, Auteur ;
Peter Rothery, Auteur
We used individual colour-marking and territory mapping to quantify the spatial extent of 32 Marsh Tit Poecile palustris territories in Monks Wood, eastern England, during spring of the years 2002-04. A mean territory size of 4.1 ha was identifi[...]
Article
R. Julliard, Auteur ;
B. Bargain, Auteur ;
A. Dubos, Auteur ;
F. Jiguet, Auteur
The migration strategy of the globally threatened Aquatic Warbler Acrocephalus paludicola needs to be known to ensure that effective action is taken to conserve its principal stopover sites. Using data from ringing stations during the autumn mig[...]
Article
Sergio Hidalgo-Garcia, Auteur
The Blue Tit Cyanistes caeruleus is a passerine bird in which both sexes provide substantial care to the offspring and display conspicuous carotenoid-based plumage coloration. It has been shown that carotenoid-based coloration in birds reflects [...]
Article
Ian A. McLaren, Auteur ;
Alexander C. Lees, Auteur ;
Chris Field, Auteur ;
Krista J. Collins, Auteur
We used data from eastern North America in regressions to explain autumn frequencies of Nearctic landbird species in Britain and Ireland (UK-IR). The data were: day-counts of 16 August-15 November from Nova Scotia (NS) on Sable Island 1963-2000 [...]
Article
Shou-Hsien Li, Auteur ;
Jing-Wen Li, Auteur ;
Lian-Xian Han, Auteur ;
Cheng-Te Yao, Auteur ;
Haitao Shi, Auteur ;
Fu-Min Lei, Auteur ;
Chungwei Yen, Auteur
Due to the male's elaborate songs, the Hwamei Garrulax canorus is the most popular caged bird in the global Chinese community. Three allopatric Hwamei subspecies have been described: G. c. canorus in central and southern China and northern Indoc[...]
