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Documents disponibles écrits par cet auteur (10)
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Article
Iñigo Zuberogoitia, Auteur ; José Enrique Martínez, Auteur ; José Antonio González‐Oreja, Auteur ; Juan Manuel Pérez de Ana, Auteur ; Jabi Zabala, AuteurDans Ibis (161(4) 2019)Two hypotheses have been proposed to link population regulation to density-dependent changes in demographical parameters: the habitat heterogeneity hypothesis (HHH) states that, as population density rises, an increasing proportion of individual[...]
Article
Jose A. Martinez, Auteur ; Jose F. Calvo, Auteur ; Jose E. Martinez, Auteur ; Iñigo Zuberogoitia, Auteur ; Jabi Zabala, Auteur ; Stephen M. Redpath, AuteurBonelli's Eagle Hieraaetus fasciatus is one of the most endangered birds of prey in Europe. Despite mounting interest and research, several questions regarding the conservation implications of territory occupancy and site-dependent population re[...]
Article
Jabi Zabala, Auteur ; Iñigo Zuberogoitia, AuteurWe studied the effects of age on breeding performance and survival probability in a peregrine falcon population, using data from a long term monitoring programme (carried out over 16 yr), in which we were able to identify individual birds. We co[...]
Article
Jose E. Martinez, Auteur ; Jose A. Martinez, Auteur ; Iñigo Zuberogoitia, Auteur ; Jabi Zabala, Auteur ; Stephen M. Redpath, Auteur ; Jose F. Calvo, AuteurWe examine the large-scale spatial distribution and the intra- and interspecific interactions in a cliff-nesting raptor community of a semi-arid Mediterranean area in southeastern Spain. The study community was composed of four top avian cliff-n[...]
Article
Jabi Zabala, Auteur ; Iñigo Zuberogoitia, Auteur ; Jose A. Martinez-Climent, Auteur ; Jose E. Martinez, Auteur ; Ainara Azkona, Auteur ; Sonia Hidalgo, Auteur ; Agurtzane Iraeta, AuteurWe censused a population of Little Owls in Biscay (North Iberian Peninsula) using playback calls. We modelled their distribution using Geographic Information System (GIS), extracting data on land use and landscape composition in occupied and uno[...]
Article
Iñigo Zuberogoitia, Auteur ; Jose Enrique Martinez, Auteur ; Jose Antonio Gonzalez-Oreja, Auteur ; Jose Francisco Calvo, Auteur ; Jabi Zabala, AuteurIn raptors, brood size seems to be closely related to the size of prey brought to the nest, the delivery rate and the degree of parental effort. In the case of Peregrine Falcons (Falco peregrinus), any increase in the size of prey is considered [...]
Article
Iñigo Zuberogoitia, Auteur ; Jabi Zabala, Auteur ; Jose Antonio Martinez, Auteur ; Sonia Hidalgo, Auteur ; José Enrique Martínez, Auteur ; Ainara Azkona, Auteur ; Inaki Castillo, AuteurMost owl species exhibit territorial behaviour in order to have sufficient resources to maintain their fitness and biological success. The Little Owl (Athene noctua) has been considered a territorial species, although some authors have pointed t[...]
Article
Iñigo Zuberogoitia, Auteur ; José Enrique Martínez, Auteur ; Jabi Zabala, Auteur ; Jose Antonio Martinez, Auteur ; Ainara Azkona, Auteur ; Inaki Castillo, Auteur ; Sonia Hidalgo, AuteurSpecies may act simultaneously as competitor and predator for other species at the same trophic level. This is known as Intraguild Predation (IGP). Most research on this topic describes the final steps of this phenomenon, when one species suffer[...]
Article
Iñigo Zuberogoitia, Auteur ; Beatriz Arroyo, Auteur ; Barry O'Donoghue, Auteur ; Jabi Zabala, Auteur ; Jose A. Martinez, Auteur ; Jose E. Martinez, Auteur ; Stephen G. Murphy, AuteurWing tags have been used on many bird species to facilitate individual recognition, although tags are not only conspicuous for humans but may also attract the attention of potential predators. During a Peregrine Falcon Falco peregrinus monitorin[...]
Article
Iñigo Zuberogoitia, Auteur ; Jose Antonio Martinez, Auteur ; Ainara Azkona, Auteur ; Jose Enrique Martinez, Auteur ; Inaki Castillo, Auteur ; Jabi Zabala, AuteurMethods of evaluating population trends have recently received particular attention because of perceived declines in several species during the twentieth century. We have studied demographic traits of the peregrine falcon (Falco peregrinus) popu[...]
