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Documents disponibles écrits par cet auteur (7)
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Article
Steffen Oppel, Auteur ; Nathalie Heiniger, Auteur ; Patrick Scherler, Auteur ; Valentijn S. van Bergen, Auteur ; Jerome Guelat, Auteur ; Robert Weibel, Auteur ; Martin U. Grüebler, AuteurMany wildlife species consume food or refuse provided by humans. To understand the effect of anthropogenic food subsidies on wildlife populations, we first need to quantify where and when individuals can access such food sources. The Red Kite Mi[...]
Article
Marco Perrig, Auteur ; Martin U. Grüebler, Auteur ; Herbert Keil, Auteur ; Beat Naef-Daenzer, AuteurAmong the range of determinants of post-fledging survival in altricial birds, the energy supply to the growing juveniles is likely to play a central role. However, the exact mechanisms shaping post-fledging survival are poorly understood. Using [...]
Article
Julia Staggenborg, Auteur ; H. Martin Schaefer, Auteur ; Christian Stange, Auteur ; Beat Naef-Daenzer, Auteur ; Martin U. Grüebler, AuteurIn many bird species, parents adjust their home-ranges during chick-rearing to the availability and distribution of food resources, balancing the benefits of energy intake against the costs of travelling. Over recent decades, European agricultur[...]
Article
Vanja T. Michel, Auteur ; Beat Naef-Daenzer, Auteur ; Herbert Keil, Auteur ; Martin U. Grüebler, AuteurThe amount of high-quality habitat patches, their distribution, and the resource accessibility therein play a key role in regulating habitat effects on reproductive success. Heterogeneous habitats offer non-substitutable resources (e.g. nest sit[...]
Article
Beat Naef-Daenzer, Auteur ; Fränzi Korner-Nievergelt, Auteur ; Wolfgang Fiedler, Auteur ; Martin U. Grüebler, AuteurRecoveries of marked animals hold long-term, large-scale information on survival and causes of mortality, but are prone to bias towards dead recoveries and casualties in the range of presence of potential finders. Thus, accounting for circumstan[...]
Article
Martin U. Grüebler, Auteur ; Heidi Schuler, Auteur ; Mathis Mueller, Auteur ; Reto Spaar, Auteur ; Petra Horch, Auteur ; Beat Naef-Daenzer, AuteurMeadow breeding birds such as the whinchat Saxicola rubetra have been declining due to increased farming intensity. In modern grassland management, the first mowing and the bird's breeding cycle coincide, causing high nest destruction rates and [...]
Article
Beat Naef-Daenzer, Auteur ; Martin U. Grüebler, AuteurFor altricial young, fledging is an abrupt step into an unknown environment. Despite increasing numbers of studies addressing the post-fledging period, our current knowledge of the causes and consequences of post-fledging survival remains fragme[...]
