| Titre : | Ornis Fennica 85(4) - 2008 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Tapio Solonen, Auteur
I examined if the distance from densely-built (urban) areas is reflected in the brood size of the Northern Goshawk near the southern coast of Finland. The data were collected from 70 nesting territories in 1976-2007, including 270 fledged broods[...]
Article
Sex identification of adult Dunlins Calidris alpina alpina migrating in autumn through Baltic region
Wlodzimierz Meissner, Auteur ;
Lucyna Pilacka, Auteur
Eighty Dunlins Calidris alpina were trapped and measured in autumn in northern Poland and sexed by dissection or DNA analysis. A discriminant function, based on bill and wing length, was also constructed to predict the sex of adult Dunlins. This[...]
Article
Jon E. Brommer, Auteur
Global warming would predict that, all else being equal, species should shift their range a population. A margins polewards, and that a failure to do so could be detrimental for polewards range margin shift has been documented previously in the [...]
Article
Yu Xu, Auteur ;
Hanghong Ran, Auteur ;
Xin Zhou, Auteur ;
Nan Yang, Auteur ;
Bisong Yue, Auteur ;
Ying Wang, Auteur
In response to low temperatures, birds can choose between reducing their activity to minimize heat loss and increasing it in the hope of higher heat production. In this study, these aspects were evaluated in the rare Szechenyi Monal Partridges T[...]
