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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
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
Michele Panuccio, Auteur ; Beatriz Martín, Auteur ; Michelangelo Morganti, Auteur ; Alejandro Onrubia, Auteur ; Miguel Ferrer, AuteurA growing body of work shows that climate change is the cause of a number of directional shifts in the spring phenology of migratory birds. However, changes in autumn phenology are well studied and their consistency across species, as well as th[...]
Article
Gonzalo M. Arroyo, Auteur ; Maria Mateos-Rodriguez, Auteur ; Antonio R. Munoz, Auteur ; AndreS De la Cruz, Auteur ; David Cuenca, Auteur ; Alejandro Onrubia, AuteurThe Balearic Shearwater Puffinus mauretanicus is considered one of the most threatened seabirds in the world, with the breeding population thought to be in the range of 2,000-3,200 breeding pairs, from which global population has been inferred a[...]
Article
Micah N. Scholerl, Auteur ; Beatriz Martín, Auteur ; Miguel Ferrer, Auteur ; Alejandro Onrubia, Auteur ; Marc J. Bechard, Auteur ; Greg S. Kaltenecker, Auteur ; Jay D. Carlisle, AuteurWhile alteration of the migratory habits of birds is widely regarded as one of the most evident ecological effects of climate change, studies reporting shifts in migration phenology for long-lived, long-distance migrants have been few. Using tim[...]
Article
Robert A. Miller, Auteur ; Alejandro Onrubia, Auteur ; Beatriz Martín, Auteur ; Gregory S. Kaltenecker, Auteur ; Jay D. Carlisle, Auteur ; Marc J. Bechard, Auteur ; Miguel Ferrer, AuteurMigration is a significant event in the annual cycle of many avian species. During migration birds face many challenges, including unfamiliar foraging and refuge habitats, resulting in a much higher rate of mortality during migration than during[...]
Article
Miren Andueza, Auteur ; Emilio Barba, Auteur ; Jose Luis Arroyo, Auteur ; Jordi Feliu, Auteur ; José L. Greño, Auteur ; Fernando Jubete, Auteur ; Luis Lozano, Auteur ; Juan S. Monrós, Auteur ; Ruben Moreno-Opo, Auteur ; Julio M. Neto, Auteur ; Alejandro Onrubia, Auteur ; Paulo Tenreiro, Auteur ; Thijs Valkenburg, Auteur ; Carlos Zumalacárregui, Auteur ; Carlos Gonzalez, Auteur ; Antonio Herrero, Auteur ; Juan Arizaga, AuteurWe determined the degree of connectivity in the Eurasian Reed Warbler Acrocephalus scirpaceus between breeding regions in central and northern Europe and stopover sites in Iberia, during the autumn migration. We used both recovery data and wing [...]
Article
Juan Carlos Alonso, Auteur ; Carlos Palacín, Auteur ; Alejandro Onrubia, Auteur ; Rachid Aboulouafae, Auteur ; Mohamed Amezian, Auteur ; Abdelaziz El Idrissi Essougrati, Auteur ; Rachid El Khamlichi, Auteur ; Mohamed Noaman, AuteurA Great Bustard Otis tarda survey carried out in spring 2015 in Morocco confirmed the decline of this highly endangered population. Bustards were only seen at two of the seven leks occupied ten years ago. The total number of birds counted was 40[...]
Article
Alejandro Onrubia, Auteur ; Antonio-Roman Munoz, Auteur ; Gonzalo M. Arroyo, Auteur ; Juan Ramirez, Auteur ; AndreS De la Cruz, Auteur ; Luis Barrios, Auteur ; Bernd-U. Meyburg, Auteur ; Christiane Meyburg, Auteur ; Torsten Langgemach, AuteurThe Lesser Spotted Eagle (LSE) migrates to its winter quarters via the eastern Mediterranean corridor. During 1998 to 2009, 47 LSEs have been registered in the Strait of Gibraltar during a monitoring program of bird migration. All observations w[...]
Article
Ruben Moreno-Opo, Auteur ; Gorka Belamendia, Auteur ; Pablo Vera, Auteur ; Alejandro Onrubia, Auteur ; Alberto Monteagudo, Auteur ; Javier de la Puente, AuteurAvian migration strategies may include intra-specific variations, also known as differential migration. These migratory adaptations between conspecifics are particularly important given their implications for population dynamics. We aimed to exa[...]
Article
Laura Kvist, Auteur ; Suvi Ponnikas, Auteur ; Eduardo J. Belda, Auteur ; Ignacio Encabo, Auteur ; Emilio Martinez, Auteur ; Alejandro Onrubia, Auteur ; Jose M. Hernandez, Auteur ; Pablo Vera, Auteur ; Julio M. Neto, Auteur ; Juan S. Monrós, AuteurIn the Iberian Peninsula, populations of two subspecies of the Reed Bunting Emberiza schoeniclus have become increasingly fragmented during the last decades when suitable habitats have been lost and/or the populations have gone extinct. Presentl[...]
Article
Miren Andueza, Auteur ; Emilio Barba, Auteur ; Jose L. Arroyo, Auteur ; Jordi Feliu, Auteur ; Jaime Gómez, Auteur ; Fernando Jubete, Auteur ; Luis Lozano, Auteur ; Juan S. Monrós, Auteur ; Ruben Moreno-Opo, Auteur ; Julio M. Neto, Auteur ; Alejandro Onrubia, Auteur ; Paulo Tenreiro, Auteur ; Thijs Valkenburg, Auteur ; Juan Arizaga, AuteurOn their route to tropical Africa, European trans-Saharan migrants must cross two major geographical barriers, the Mediterranean Sea and the Sahara Desert, which necessitates the accumulation of large fuel loads. While northern Africa is the chi[...]
Article
Anders P. Tottrup, Auteur ; Lykke Pedersen, Auteur ; Alejandro Onrubia, Auteur ; Raymond H. G. Klaassen, Auteur ; Kasper Thorup, AuteurThe current Northern Hemisphere migration systems are believed to have arisen since the last glaciation. In many cases, birds do not migrate strait from breeding to non-breeding areas but fly via a detour. All western European populations of red[...]
