| Titre : | Ibis : The International Journal of Avian Science 151(2) - APR 2009 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Karel Weidinger, Auteur
I used time-lapse videotaping to identify predators of open songbird nests in fragmented deciduous woodland (nine plots, 2-10 ha each) in the Czech Republic from 2002 to 2006. I documented 22 species of predators at 171 nests of 13 species (main[...]
Article
Ara Monadjem, Auteur ;
Andrew J. Bamford, Auteur
A decline in breeding success with later laying dates throughout a nesting season is a widespread phenomenon in species living in environments with distinct seasonality, with evidence that some environmental correlate of timing is at least partl[...]
Article
The importance of pre-thicket conifer plantations for nesting Hen Harriers Circus cyaneus in Ireland
Mark W. Wilson, Auteur ;
Sandra Irwin, Auteur ;
David W. Norriss, Auteur ;
Stephen F. Newton, Auteur ;
Kevin Collins, Auteur ;
Thomas C. Kelly, Auteur ;
John O'Halloran, Auteur
Hen Harriers Circus cyaneus are threatened across much of their range and their conservation requires appropriate habitat management. The locations of 148 Hen Harrier nests found in the Republic of Ireland during national breeding surveys in 200[...]
Article
Dianhua Ke, Auteur ;
Xin Lu, Auteur
The Tibetan Ground Tit Pseudopodoces humilis is a high-altitude passerine endemic to the Tibetan Plateau. A 4-year study in alpine meadows in Northern Tibet at 4300 m asl demonstrated that rather than using Pika Ochotona spp. holes as previously[...]
Article
Tania C. Sanchez-Martinez, Auteur ;
Katherine Renton, Auteur
Few studies have investigated the use of termitaria by nesting parrots, or how this may be affected by habitat transformation. We determined selection of termitaria by nesting Orange-fronted Parakeets Aratinga canicularis, and evaluated the effe[...]
Article
Airam Rodriguez, Auteur ;
Beneharo Rodriguez, Auteur
The extent and intensity of artificial night lighting has increased with urban development worldwide. The resulting light pollution is responsible for mortality among many Procellariiformes species which show nocturnal activity on their breeding[...]
Article
Frédéric FONTENEAU, Auteur ;
Jean-Marc PAILLISSON, Auteur ;
Loïc Marion, Auteur
Variation in bird morphology (notably sex size dimorphism) has been suggested to contribute to differences in food use between individuals. We explore the hypothesis of food partitioning (diet overlap and prey size selection) in two sympatric su[...]
Article
D. P. Whitfield, Auteur ;
Robin Reid, Auteur ;
Paul F. Haworth, Auteur ;
Mike Madders, Auteur ;
Mick Marquiss, Auteur ;
Ruth Tingay, Auteur ;
Alan H. Fielding, Auteur
Amongst raptor species, individuals with specialized diets are commonly observed to have higher reproductive output than those with general diets. A suggested cause is that foraging efficiency benefits accrue to diet specialists. This diet speci[...]
Article
Richard J. Evans, Auteur ;
Jeremy D. Wilson, Auteur ;
Arjun Amar, Auteur ;
Andrew Douse, Auteur ;
Alison MacLennan, Auteur ;
Norman Ratcliffe, Auteur ;
D. Philip Whitfield, Auteur
White-tailed Eagles Haliaeetus albicilla became extinct in Britain in 1918 following prolonged persecution. Intensive conservation efforts since the 1970s have included the re-introduction of the species to Britain through two phases of release [...]
Article
Article
Article
Risto Tornberg, Auteur ;
Mikko Monkkonen, Auteur ;
Sami M. Kivela, Auteur
Article
Gerald Mayr, Auteur
A tarsometatarsus of a diminutive representative of the Phalacrocoracoidea, the clade including the Phalacrocoracidae (cormorants) and Anhingidae (anhingas), is described from the early Miocene of Germany. The fossil is assigned to a new species[...]
Article
Keith L. Bildstein, Auteur ;
Marc J. Bechard, Auteur ;
Christopher Farmer, Auteur ;
Laura Newcomb, Auteur
The flight behaviour of Griffon Vultures Gyps fulvus was studied at a major migration bottleneck, the Strait of Gibraltar in southernmost Spain, during the autumns of 2004 to 2007. The 14-km-wide sea channel significantly impeded the southern mi[...]
Article
Alan H. Krakauer, Auteur ;
Rebecca T. Kimball, Auteur
Mode of development in birds helps determine the form of brood parasitism a species exhibits. Most knowledge of precocial brood parasites comes from a single avian family, the waterfowl (Anatidae: Anseriformes). Here we review cases of interspec[...]
Article
Niall H. K. Burton, Auteur
Aspects of the reproductive success of Tree Pipits Anthus trivialis were examined in relation to broad-scale habitat and nest-site selection in Thetford Forest, a coniferous plantation forest in eastern England. Three habitat classes were define[...]
