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Article
Alejandro Onrubia, Auteur ; Carlos Torralvo, Auteur ; Virginia Morandini, Auteur ; Miguel Ferrer, AuteurRecently, (Ramirez and Muñoz, J Ornithol, 2024) rebutte to the study by (Onrubia et al., J Ornithol 165:747–757, 2024), about the presence of Rüppell’s Vulture in Europe, arguing specifically that data related to the autumn migration of vultures[...]
Article
Carlos A. Torralvo, Auteur ; Jorge García-Macía, Auteur ; Miguel Ferrer, Auteur ; Virginia Morandini, AuteurThe Osprey Pandion haliaetus is a large piscivorous raptor with a world-wide distribution. European populations are often long-distance migrators, overwintering in different regions of Africa and the Mediterranean basin. Until now, citizen scien[...]
Article
Jorge García-Macía, Auteur ; Carlos Torralvo, Auteur ; Alejandro Onrubia, Auteur ; Miguel Ferrer, Auteur ; Virginia Morandini, AuteurObservations of African vulture species (Gyps rueppelli and Gyps africanus) in Iberia have increased in recent years, probably anticipating a process of progressive colonization. Thus, it is fundamental to analyze the movement ecology of those s[...]
Article
Alejandro Onrubia, Auteur ; Carlos Torralvo, Auteur ; Virginia Morandini, Auteur ; Miguel Ferrer, AuteurThe Rüppell's Vulture, formerly restricted to a strictly African distribution, has recently been classified as a Critically Endangered species worldwide. However, in recent decades, observations of the species in Europe, particularly in the sout[...]
Article
Miguel Ferrer, Auteur ; Rhian Evans, Auteur ; Joanna Hedley, Auteur ; Simon Hollamby, Auteur ; Anna Meredith, Auteur ; Virginia Morandini, Auteur ; Owen Selly, Auteur ; Claire Smith, Auteur ; D. Philip Whitfield, AuteurStudies on normal concentration of blood constituents of free-living birds are not very common. An adequate knowledge of blood chemistry is greatly recommended for those projects involving research and management of populations as far as they ca[...]
Article
Ryan Baumbusch, Auteur ; Virginia Morandini, Auteur ; Vicente Urios, Auteur ; Miguel Ferrer, AuteurPhysiology can either be a product of or affect the behavior and ecology of individual animals. Blood plasma chemistry contains many components that are indicative of several aspects of a bird’s physiological state at the time of sampling. Plasm[...]
Article
Virginia Morandini, Auteur ; Enrique González, Auteur ; Keith Bildstein, Auteur ; Miguel Ferrer, AuteurThe Spanish Imperial Eagle (Aquila adalberti) disappeared from Africa as a breeding species in the 1960s coincident with a general decline of their populations in the Iberian Peninsula. Because of a combination of successful conservation actions[...]
Article
Virginia Morandini, Auteur ; Roberto Muriel, Auteur ; Ian Newton, Auteur ; Miguel Ferrer, AuteurWith recent increases in the numbers of reintroduction projects, it has become crucial to know the main factors that allow colonization of new areas and prevent the extinction of small and reintroduced populations. Dispersal is one of the most i[...]
Article
Virginia Morandini, Auteur ; Miguel Ferrer, Auteur ; Lynelle Perry, Auteur ; Marc Bechard, AuteurTo provide an easy and reliable work tool to identify the sex of Rockhopper Penguin (Eudyptes chrysocome) chicks, we weighed and measured
Article
Miguel Ferrer, Auteur ; Virginia Morandini, Auteur
Article
Miguel Ferrer, Auteur ; Virginia Morandini, AuteurWe investigated the distribution of juvenile dispersal distances of a territorial long-lived species with deferred maturity, the Spanish imperial eagle Aquila adalberti. Here we used a reintroduction program as an experimental approach to test p[...]
Article
Miguel Ferrer, Auteur ; Virginia Morandini, Auteur ; Lynelle Perry, Auteur ; Marc Bechard, AuteurCapsule: In Black-browed Albatrosses Thalassarche melanophris nutritional condition is correlated between parents and their offspring.Aims: To test resource allocation hypotheses analysing the relationship between parental and offspring nutritio[...]
Article
Miguel Ferrer, Auteur ; Virginia Morandini, Auteur ; Ian Newton, AuteurWe report on an 11-year study of floater interference in a population of Spanish Imperial Eagles Aquila adalberti. We analysed changes over the years in the productivity of 15 territories to test predictions of two hypotheses of density-dependen[...]
Article
Miguel Ferrer, Auteur ; Virginia Morandini, Auteur ; Lynelle Perry, Auteur ; Marc Bechard, AuteurTo provide an easy and reliable work tool to identify the sex of individuals, adult Black-browed Albatrosses (Thalassarche melanophrys) (n = 31) were weighed and measured, and the sex determined using DNA analyses. Stepwise discriminant analysis[...]
Article
Miguel Ferrer, Auteur ; Virginia Morandini, Auteur ; Ian Newton, AuteurWe report on an 11-year study of floater interference in a population of Spanish Imperial Eagles Aquila adalberti. We analysed changes over the years in the productivity of 15 territories to test predictions of two hypotheses of density-dependen[...]
Article
Roberto Muriel, Auteur ; Virginia Morandini, Auteur ; Miguel Ferrer, Auteur ; Javier Balbontin, AuteurReintroductions have been increasingly used for species restoration and it seems that this conservation tool is going to be more used in the future. Consequently a better knowledge of consequences of this kind of management is needed. Several au[...]
