| Titre : | Ornis Fennica 87(4) - 2010 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Vincenzo Penteriani, Auteur ;
Maria M. Delgado, Auteur ;
Juan M. Perez-Garcia, Auteur ;
Francisco Botella, Auteur ;
Santiago Garcia, Auteur ;
Jose A. Sanchez Zapata, Auteur ;
Mario L. Ortega, Auteur ;
Jose E. Martinez, Auteur ;
Jose F. Calvo, Auteur ;
Joaquin Ortego, Auteur ;
Giulia Penteriani, Auteur ;
Mario Melletti, Auteur ;
Igor Krugersberg, Auteur ;
Olga M. Talavera, Auteur
Hatching asynchrony in altricial bird species occurs if incubation starts before clutch completion. It determines differential within-brood growth, which may result in a competitive and developmental hierarchy among siblings. As a consequence, a[...]
Article
Eduardo Garcia-Del-Rey, Auteur ;
Ruediger Otto, Auteur ;
Jose Maria Fernandez-Palacios, Auteur
We studied the medium-term response of the endemic Blue Chaffinch Fringilla teydea teydea to experimental thinning in a Pinus canariensis plantation on the island of Tenerife during breeding season. Distance Sampling method was applied to line t[...]
Article
Lucia Turčoková, Auteur ;
Tomasz S. Osiejuk, Auteur ;
Václav Pavel, Auteur ;
Jakub Glapan, Auteur ;
Tereza Petrusková, Auteur
As birds adapt to changing biotic and abiotic environmental conditions, parameters of their acoustic signals are modified by selective pressure for efficient communication. Such changes in song features may result in acoustic divergence among po[...]
Article
Shin-Jae Rhim, Auteur
Spring-season social organization of the Hazel Grouse (Bonasa bonasia) was assessed in relation to habitat type by radio tracking 16 males and
Article
Artur Golawski, Auteur ;
Zbigniew Kasprzykowski, Auteur
Counts of wintering birds were conducted in the extensively cultivated farmland of eastern Poland during three seasons. The number of wintering species of birds was negatively correlated with the depth of snow and positively related to the numbe[...]
Article
Kim Jaatinen, Auteur ;
Aleksi Lehikoinen, Auteur ;
David B. Lank, Auteur
Biases in sex ratio may affect the viability of populations, and may arise for different reasons, such as biased primary ratio and differential juvenile or adult mortality of sexes. Global populations of Ruffs are thought to be strongly female b[...]
Article
David Costantini, Auteur ;
Livia Carello, Auteur ;
Giacomo Dell'Omo, Auteur
Most studies on variation in egg size in the Common Kestrel (Falco tinnunculus) have been carried out in central and northern Europe, whereas less is known about populations in the Mediterranean basin. We investigated the variation in egg volume[...]
