| Titre : | Ardea 98(1) - SPR 2010 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Olga V. Dolnik, Auteur ;
Victor R. Dolnik, Auteur ;
Franz Bairlein, Auteur
The prevalence and intensity of infection with isosporan Coccidia parasites in wild passerine birds varies greatly between bird species. Faeces of infected hosts contain oocysts that are a source of new infections when ingested. As a consequence[...]
Article
D. Chevallier, Auteur ;
R. Duponnois, Auteur ;
E. Baillon, Auteur ;
P. Brossault, Auteur ;
J.-M. Gregoire, Auteur ;
H. Eva, Auteur ;
Y. Le Maho, Auteur ;
S. Massemin, Auteur
Seasonal variations in the use of roosts by Black Storks Ciconia nigra in West Africa were studied by satellite tracking and field observations between 1998 and 2006. Black Storks used twelve tree species as nocturnal roost. All roosting trees w[...]
Article
Francisco Atienzar, Auteur ;
Marcel E. Visser, Auteur ;
José L. Greño, Auteur ;
Leonard J. M. Holleman, Auteur ;
Eduardo J. Belda, Auteur ;
Emilio Barba, Auteur
Forest type and habitat structure can have profound effects on different aspects of avian life histories. These effects may, however, strongly differ across and within forests that vary in vegetation composition and structure, especially when an[...]
Article
Silvia Zingg, Auteur ;
Raphaël Arlettaz, Auteur ;
Michael Schaub, Auteur
Nestboxes are a popular measure to support populations of endangered secondary-cavity breeding birds. Yet, studies of the impact of nestbox abundance and design on bird breeding ecology in intensive farmland remain scarce. We experimentally stud[...]
Article
Jill D. Bluso-Demers, Auteur ;
Joshua T. Ackerman, Auteur ;
John Y. Takekawa, Auteur
In order to examine 24-hour colony attendance patterns by mated Forster's Terns Sterna torsteri in South San Francisco Bay, California. during incubation and chick-rearing stages, we radio-marked 10 individuals consisting of five pairs and recor[...]
Article
Jose Carrillo, Auteur ;
Enrique Gonzalez-Davila, Auteur
In semi-arid ecosystems, rainfall and temperature induce changes in the food chain and affect breeding conditions of raptors. We examined the influence of rainfall and temperature on the breeding success of the Eurasian Kestrel Falco tinnunculus[...]
Article
Yvonne I. Verkuil, Auteur ;
Jan J. Wijmenga, Auteur ;
Jos C. E. W. Hooijmeijer, Auteur ;
Theunis Piersma, Auteur
Seasonal bird migration involves long flights, but most time is actually spent at intermediate staging areas. The duration of stay at these sites can be evaluated with mark recapture methods that employ day-to-day local encounters of individuall[...]
Article
Piotr Minias, Auteur ;
Radoslaw Wlodarczyk, Auteur ;
Wlodzimierz Meissner, Auteur ;
Magdalena Remisiewicz, Auteur ;
Krzysztof Kaczmarek, Auteur ;
Andrzej Czapulak, Auteur ;
Przemyslaw Chylarecki, Auteur ;
Adam Wojciechowski, Auteur ;
Tomasz Janiszewski, Auteur
The Common Snipe Gallinago gallinago migrates in large numbers through central Europe towards its wintering grounds in western Europe. Over the past 20 years more than 12 000 Common Snipes were ringed at seven ringing stations in Poland during t[...]
Article
Karel A. Allard, Auteur ;
H. Grant Gilchrist, Auteur ;
Andre R. Breton, Auteur ;
Cynthia D. Gilbert, Auteur ;
Mark L. Mallory, Auteur
We estimated apparent survival of 33 adult Thayer's Gulls Larus Thayeri and 21 adult Glaucous Gulls Larus hyperboreus nesting sympatrically at a small colony on St. Helena Island, Nunavut, in Canada's high Arctic, using five consecutive years (2[...]
Article
Marcel E. Visser, Auteur
Article
Pedro M. Lourenço, Auteur ;
Rosemarie Kentie, Auteur ;
Julia Schroeder, Auteur ;
José A. Alves, Auteur ;
Niko M. Groen, Auteur ;
Jos C. E. W. Hooijmeijer, Auteur ;
Theunis Piersma, Auteur
Between 2005/06 and 2008/09 we studied Black-tailed Godwits Limosa I. limosa staging in the rice fields surrounding the Tejo and Sado estuaries, Portugal. Godwits were counted weekly and flocks were scanned for colour-ringed individuals. We anal[...]
Article
Diego Pavon, Auteur ;
Ruben Liminana, Auteur ;
Vicente Urios, Auteur ;
Alejandro Izquierdo, Auteur ;
Beatriz Yanez, Auteur ;
Miguel Ferrer, Auteur ;
Alejandro de la Vega, Auteur
This study provides the first description of autumn migration routes of juvenile Short-toed Eagles Circaetus gallicus tagged in southeastern Spain. Three nestlings were tagged with Argos/GPS satellite transmitters, of which two reached their win[...]
Article
Juan G. Navedo, Auteur ;
José A. Masero, Auteur ;
Otto Overdijk, Auteur ;
German Orizaola, Auteur ;
Juan M. Sánchez-Guzmán, Auteur
Understanding the factors driving departure decisions from stopover sites is critical when predicting the dynamics of bird migration. We investigated the interactive effects of wind, tidal characteristics, and precipitation on the departure deci[...]
Article
Péter L. Pap, Auteur ;
Csongor I. Vágási, Auteur ;
Jacint Tokolyi, Auteur ;
Gábor Á. Czirják, Auteur ;
Zoltán Barta, Auteur
We investigated seasonal variation in haematological indices and immune function in the non-migratory Great Tit Parus major over a complete annual cycle. The haematocrit value showed a marked reduction in spring and summer, reaching a lowest val[...]
