| Titre : | Journal of Ornithology 141(4) - OCT 2000 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
E. Nowak, Auteur
The content of this paper was presented at the 1999 Annual General Meeting of the German Ornithologists Society held in Bayreuth as a sequel of the presentation given in 1997, which has been published (J. Ornithol. 139: 325-348, 1998). Basing hi[...]
Article
Paul Isenmann, Auteur ;
G. Debout, Auteur
Modern agriculture contributed to the decline of many bird species through habitat degradation or habitat loss during the second half of the 20th century in western Europe. Areas where traditional agriculture has been maintained still allow many[...]
Article
J. Hegelbach, Auteur ;
R. Spaar, Auteur
This study was carried out at the Zurichbergwald, a forest east of Zurich (47 degrees 20'N/ 08 degrees 30'E). The study site is a wooded hill of 350 ha between 480 to 680 m asl, characterised by a Beech Fagus silvatica forest with patches of Spr[...]
Article
H. Jakober, Auteur ;
W. Stauber, Auteur
From 1964 to 1998 2811 Red-backed Shrikes were trapped in a stable population near Goppingen (Baden- Wurttemberg, S- Germany, 48 degrees 39'N 09 degrees 47'E). We measured wing length and body mass and plucked an 8th and 9th secondary (s8 and s9[...]
Article
C. Rauter, Auteur ;
H. U. Reyer, Auteur
The thermal environment has pronounced effects on the energy costs of thermoregulation and affects an animal's allocation of energy to self-maintenance and parental care. Consequently, the selection of reproductive periods, breeding habitats and[...]
Article
D. S. Peters, Auteur
Article
Article
H. M. Schaefer, Auteur ;
B. Naef-daenzer, Auteur ;
B. Leisler, Auteur ;
V. Schmidt, Auteur ;
J. K. Muller, Auteur ;
K. Schulze-Nagen, Auteur
The range use of both sexes of the Aquatic Warbler was studied during two breeding seasons by radio-tracking. Males used home ranges of up to 8 ha. These home ranges overlapped by up to 74 %, (mean 51 %) between individuals. During the mating pe[...]
