| Titre : | Journal of Avian Biology 27(1) - MAR 1996 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
B. Slikas, Auteur ;
F. H. Sheldon, Auteur ;
F. B. Gill, Auteur
The phylogenetic relationships of titmice and chickadees (Passeriformes: Paridae) were estimated by DNA-DNA hybridization. Fifteen species of parids (representing all six subgenera) and two outgroups, Penduline Tit Remit pendulinus and White-bre[...]
Article
A. Leroux, Auteur ;
V. Bretagnolle, Auteur
Sex ratios of 368 fledglings from 145 broods of Montagu's Harrier over the period 1987-93 are analysed. The sex ratio of fledglings was biased toward males, and this bias was close to statistical significance (203 males and 165 females, P=0.052)[...]
Article
P. Galeotti, Auteur ;
C. Cesaris, Auteur
We examined Tawny Owls Strix aluco from different regions of Europe, especially Italy, in order to determine whether a predominance of either rufous or grey colour morphs depended on geographical, weather or habitat features. Proportions of rufo[...]
