| Titre : | Ardea 106(2) - October, 2018 |
| Type de document : | Bulletin |
| Paru le : | 01/10/2018 |
Dépouillements
Article
Arkadiusz Sikora, Auteur ;
Grzegorz Neubauer, Auteur
A fraction of White-throated Dippers Cinclus cinclus breeding in Scandinavia migrate south over the Baltic Sea during their short-distance migration to the winter quarters. The aim of our study was to investigate patterns of body mass changes be[...]
Article
Jorge S. Gutiérrez, Auteur ;
Andrea Soriano-Redondo, Auteur
Birds often participate in mixed-species foraging associations to improve their feeding efficiency. Wilson's Phalaropes Steganopus tricolor wintering in saline lakes of the Atacama Desert, northern Chile, were found to feed either solitarily or [...]
Article
C. Perez-Granados, Auteur ;
D. Bustillo-de la Rosa, Auteur ;
J. Gomez-Catasus, Auteur ;
A. Barrero, Auteur ;
I. Abril-Colon, Auteur ;
J. Traba, Auteur
Monitoring programmes are needed to assess the conservation status of species and to quantify the effectiveness of conservation effort. Rare species are usually poorly studied due to difficulties in monitoring. We evaluated the use of autonomous[...]
Article
B. P. Vieira, Auteur ;
R. W. Furness, Auteur ;
R. G. Nager, Auteur
The Black Skimmer Rynchops niger is a New World's coastal migratory bird with three subspecies based on distinctive morphometrics, plumage, and breeding distribution. Its population is decreasing in North America while numbers are poorly known i[...]
Article
Svana Rogalla, Auteur ;
Juan Arizaga, Auteur
During migration, birds often need to gain large fuel loads, especially if they must cross large geographic bafflers with poor or absent fuelling opportunities. The Willow Warbler is a songbird associated with woodland that also opportunisticall[...]
Article
Rob G. Bijlsma, Auteur
Article
First breeding site record of Hornby's Storm Petrel Oceanodroma hornbyi in the Atacama Desert, Chile
Rodrigo Barros, Auteur ;
Fernando Medrano, Auteur ;
Rodrigo Silva, Auteur ;
Felipe de Groote, Auteur
Hornby's Storm Petrel Oceanodroma hornbyi is endemic to the Humboldt Current Region. Historically, little has been known about the location of the species' breeding sites or the size of its population. For these reasons, this species has been cl[...]
Article
M. Angeles Hernandez, Auteur ;
M. Angeles Rojo, Auteur ;
Tomas Santamaria, Auteur ;
Susana Dias, Auteur ;
Francisco Campos, Auteur
Recovery of ringed birds provides only a partial view of bird movements and may be complemented by using techniques such as molecular analyses. The White-throated Dipper Cinclus cinclus is a passerine restricted to mountain rivers, and considere[...]
Article
Fabrizio Grieco, Auteur
The Eurasian Scops Owl, a small nocturnal raptor living in continental and southern Europe, is often solitary and territorial but sometimes forms local groups, of which little is known. In this study, I examined a group of territorial Scops Owls[...]
Article
Leon Thies, Auteur ;
Pavel Tomkovich, Auteur ;
Natalie Dos Remedios, Auteur ;
Terje Lislevand, Auteur ;
PAVEL Pinchuk, Auteur ;
Johan Wallander, Auteur ;
Juliana Danhardt, Auteur ;
Bodvar Thorisson, Auteur ;
Donald Blomqvist, Auteur ;
Clemens Kuepper, Auteur
Exploring the patterns of genetic structure in the context of geographical and phenotypic variation is important to understand the evolutionary processes involved in speciation. We investigated population and subspecies differentiation in the Co[...]
Article
Steffie Van Nieuland, Auteur ;
Jan M. Baetens, Auteur ;
Rene Janssen, Auteur ;
Bernard De Baets, Auteur
In 1997, Eurasian Eagle Owls Bubo bubo returned to Limburg, the south-eastern province of The Netherlands. However, since then the population size has stagnated, while extremely high concentrations of PCBs have been found in Eagle Owl carcasses.[...]
