| Titre : | Ornis Fennica 88(3) - 2011 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Xin Lu, Auteur ;
Yuanyuan Guo, Auteur ;
Juanjuan Liang, Auteur ;
Xiaoyan Ma, Auteur ;
Lixia Zhang, Auteur
The breeding ecology of the Twite was studied during 2004-2007 in a meadow environment at 4,300 m elevation, in northern Tibet. Twite laid eggs between late May and mid-August in response to ripeness of seed food. Nests were located in firewood [...]
Article
Markéta Zárybnická, Auteur ;
Jan Riegert, Auteur ;
Karel St'astny, Auteur
During a two-year study in Central Europe, we used a combination of pellet analysis and camera recordings to assess the diet composition of Tengmalm's Owls during the breeding season, with regards to availability of the main prey components in t[...]
Article
Milena Krystofkova, Auteur ;
Petra Fousova, Auteur ;
Alice Exnerova, Auteur
Several processes may be responsible for the urbanization of the Common Magpie (Pica pica), a species spreading widely in European towns during the last 50 years. Greater supply or better availability of food could play a role in the successful [...]
Article
Piotr Zduniak, Auteur ;
Reuven Yosef, Auteur
We studied the migration patterns of Red-throated (Anthus cervinus) and Tree Pipits (A. trivialis) ringed during 25 years at Eilat, Israel. The number of migrants was four times greater in spring than in autumn for the Tree Pipit but was similar[...]
Article
Alfréd Trnka, Auteur ;
Viera Peterkova, Auteur ;
Zuzana Grujbarova, Auteur
Increasing evidence suggests that birds minimize the risk of nest predation by preferentially settling in territories with low predator encounter rate. However, little is known about whether they are also able to assess the actual risk of nest p[...]
Article
Jostein Gohli, Auteur ;
Jan Erik Roer, Auteur ;
Vidar Selås, Auteur ;
Ingvar Stenberg, Auteur ;
Terje Lislevand, Auteur
The Lesser Spotted Woodpecker (Dendrocopos minor) is a partial migrant in Fennoscandia, where migratory autumn irruptions outside the regular breeding areas occur in some years. Little is known about the migration of this species along the coast[...]
Article
Grzegorz Orlowski, Auteur ;
Jerzy Karg, Auteur ;
Joanna Czarnecka, Auteur
Analyses of faeces of the Black Redstart Phoenicurus ochruros from the countryside of south-western Poland revealed a significant increase in the proportion of plant items (mainly berries of Sambucus nigra/racemosa) between July and October; for[...]
Article
Juan Arizaga, Auteur ;
Franz Bairlein, Auteur
The social status is seen determined by sex and/or age, body size and body condition. However, knowing which of these factors play a more relevant role to determine social dominance is often difficult since studies of competition under field con[...]
