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Documents disponibles écrits par cet auteur (7)
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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
Roberto Muriel, Auteur ; Eva Casado, Auteur ; Daniel Schmidt, Auteur ; Cecilia P. Calabuig, Auteur ; Miguel Ferrer, AuteurCapsule Discriminant functions based on morphometric variables provide a reliable method for sex identification of free-living and hacked young Ospreys. Aims To describe an easy, accurate and low-cost method for sex determination of fully grown [...]
Article
Roberto Muriel, Auteur ; Eva Casado, Auteur ; Daniel Schmidt, Auteur ; Cecilia P. Calabuig, Auteur ; Miguel Ferrer, AuteurCapsule Discriminant functions based on morphometric variables provide a reliable method for sex identification of free-living and hacked young Ospreys. Aims To describe an easy, accurate and low-cost method for sex determination of fully grown [...]
Article
Roberto Muriel, Auteur ; Daniel Schmidt, Auteur ; Cecilia P. Calabuig, Auteur ; Juan Patino-Martinez, Auteur ; Miguel Ferrer, AuteurWe assessed the normal values for 15 blood plasma biochemistry parameters and three indices of body condition (IBCs) in free-living Osprey (Pandion haliaetus) nestlings in Brandenburg (Germany). Values were compared with those of other raptors, [...]
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[...]
Article
Cecilia P. Calabuig, Auteur ; Miguel Ferrer, Auteur ; Roberto Muriel, Auteur ; Vallo Tilgar, AuteurContext. Recent studies have suggested that plasma alkaline phosphatase (ALP) can be used to assess skeletal development as well as health status in wild animals. Aims. However, the information about age-related dynamics of ALP in birds, especia[...]
Article
Miguel Ferrer, Auteur ; Ian Newton, Auteur ; Roberto Muriel, AuteurThe Spanish imperial eagle (Aquila adalberti) is one of the most endangered raptors in the world. The population of Donana National Park (south-western Spain) suffered a dramatic decline from 1990 on, after a long period of stability. The high a[...]
