| Titre : | Ornis Fennica 83(3) - 2006 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Flock composition, agonistic behaviour and body condition of wintering Bullfinches Pyrrhula pyrrhula
Olav Hogstad, Auteur
During October-April of 1989-2003 1 made observations on size and sexual composition of Bullfinch Pyrrhula pyrrhula flocks (ringed and unringed birds), recorded interactions between members and estimated the body condition of birds observed in a[...]
Article
Mahmut Balkan, Auteur ;
Recep Karakas, Auteur ;
Murat Biricik, Auteur
Shell thickness, shell conductance (water-vapour conductance), and pore density are important properties of eggs that influence the success of embryonic development. We determined these properties in the blunt end, the equator and the sharp end [...]
Article
Artur Golawski, Auteur
I studied diet composition and prey preferences of the Red-backed Shrike (Lanius collurio) in an extensive agricultural landscape in the eastern part of Poland. The diet composition of the Red-backed Shrike was described based on the analysis of[...]
Article
Jabi Zabala, Auteur ;
Iñigo Zuberogoitia, Auteur ;
Jose A. Martinez-Climent, Auteur ;
Jose E. Martinez, Auteur ;
Ainara Azkona, Auteur ;
Sonia Hidalgo, Auteur ;
Agurtzane Iraeta, Auteur
We censused a population of Little Owls in Biscay (North Iberian Peninsula) using playback calls. We modelled their distribution using Geographic Information System (GIS), extracting data on land use and landscape composition in occupied and uno[...]
Article
Arne Moksnes, Auteur ;
Per-Anders Elvertro, Auteur
Intraspecific brood parasitism in the Starling Sturnus vulgaris was studied in Central Norway. Before clutch initiation, Starlings recognise and remove parasitic conspecific eggs but are usually not able to do so after they have started to lay e[...]
Article
Aivar Leito, Auteur ;
Jaak Truu, Auteur ;
Elle Roosaluste, Auteur ;
Kalev Sepp, Auteur ;
Indrek Poder, Auteur
The temporal dynamics (1974-2004) of the breeding bird community in broad-leaved deciduous forest on Hanikatsi Island on the eastern side of the Baltic Sea was studied. Altogether 33 bird species of seven orders were recorded. The year-to-year v[...]
