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Article
Ivan Maggini, Auteur ; Fernando Spina, Auteur ; Christian C. Voigt, Auteur ; Andrea Ferri, Auteur ; Franz Bairlein, AuteurIn many species of migratory birds, individuals of different populations, sexes and age classes migrate at different times and manage their energy reserves according to their specific migratory strategies. In this study, we analyzed the migrator[...]
Article
Michelangelo Morganti, Auteur ; Ugo Mellone, Auteur ; Giuseppe Bogliani, Auteur ; Nicola Saino, Auteur ; Andrea Ferri, Auteur ; Fernando Spina, Auteur ; Diego Rubolini, AuteurDeparture and stopover decisions are crucial for a successful migration. Such decisions are modulated by a complex interplay between endogenous (physiological state) and external factors, such as weather (e. g. wind) and geography (ecological ba[...]
Article
Jacopo G. Cecere, Auteur ; Laura Cornara, Auteur ; Serena Mezzetta, Auteur ; Andrea Ferri, Auteur ; Fernando Spina, Auteur ; Luigi Boitani, AuteurAt stopovers sites in the Sahara and on Mediterranean islands, European warblers may feed on nectar. As a consequence of this behaviour the pollen of exploited plants often sticks on the birds' bill or plumage. We analyzed pollen samples carried[...]
Article
Mattia Brambilla, Auteur ; Severino Vitulano, Auteur ; Andrea Ferri, Auteur ; Fernando Spina, Auteur ; Elena Fabbri, Auteur ; Ettore Randi, AuteurGenetic markers are often used to trace the geographical origin of migrating birds. Such an approach has been used to attribute individuals of a given species to a given population, but it could also be applied to cryptic species, which are not [...]
Article
Mattia Brambilla, Auteur ; Severino Vitulano, Auteur ; Andrea Ferri, Auteur ; Fernando Spina, Auteur ; Elena Fabbri, Auteur ; Ettore Randi, AuteurDiagnosability is the ability to discriminate between similar taxa, including sibling or cryptic taxa. We have developed an explicit test of diagnosability, using the Sylvia cantillans species complex as a model, which compares an identification[...]
