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Documents disponibles écrits par cet auteur (6)
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Article
Oscar Gordo, AuteurDeuterium composition of feathers has been widely applied to establish provenance of birds. Surprisingly, little attention has been paid to the potential sources of unwanted hydrogen isotopic variability that may affect the comparability and rep[...]
Article
Oscar Gordo, Auteur ; Raül Aymí, Auteur ; Blas Molina, AuteurThe European Bee-eater Merops apiaster occurs in all the Iberian Peninsula, except most of its Eurosiberian region, and mostly below 800 m a.s.l. During the last two decades, the Bee-eater has increased its distribution area by 7 % and has conti[...]
Article
Oscar Gordo, Auteur ; Juan Jose Sanz, AuteurRemote sensing data have been used in previous studies to assess the effects of winter ecological conditions in Africa on biological parameters recorded in bird populations during the following breeding season in Europe. Based on the results of [...]
Article
Oscar Gordo, Auteur ; José Luis Arroyo, Auteur ; Rubén Rodríguez, Auteur ; Antonio Martínez, AuteurSexes cannot be distinguished with certainty by human observers in many avian species. However, some apparently monomorphic species have small but measurable sexual dimorphisms in biometry, which can be used to determine sex. Here, we develop a [...]
Article
Oscar Gordo, Auteur ; Juan José Sanz, Auteur ; Jorge M. Lobo, AuteurIn contrast to the attention attracted by temporal trends of phenology, the spatial patterns of arrivals, departures or stays of trans-Saharan birds are still nowadays largely unknown in most of their European breeding areas. In the case of the [...]
Article
Oscar Gordo, Auteur ; Hideyuki Doi, AuteurThere is irrefutable evidence that spring phenology of birds, such as the timing of migration and reproduction, is advancing in response to ongoing climate change. However, most of the species and populations have been studied in temperate and n[...]
