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This note examines the effects of habitat, landscape, climate and geographical situation on the occurrence probability of the red-backed Shrike at its westernmost range boundary. the results from 127 sampling localities distributed east-to-west [...]texto impreso
This paper explores the numerical trends of winter ring recoveries of the European robin Erithacus rubecula in Spain to determine whether the number of extra-Iberian individuals has decreased in recent decades. Results show that despite the incr[...]texto impreso
Hera Fernández, Iván de la ; Fandos Guzmán, Guillermo ; Fernández López, Javier ; Onrubia, Alejandro ; Pérez-Rodríguez, Antón ; Pérez Tris, Javier ; Tellería Jorge, José Luis | Sociedad Española de Ornitología (SEO/BirdLife) | 2017-07Morphological methods to distinguish between avian groups of research interest (e.g. differentsexes, populations or cryptic species) need to be externally validated to ensure reliable performance across situations. In this study, we used stable [...]texto impreso
Tellería Jorge, José Luis ; Fandos Guzmán, Guillermo ; Fernández López, Javier ; Onrubia, Alejandro ; Refoyo Román, Pablo | Sociedad Española de Ornitología (SEO/BirdLife) | 2014-12This paper studies the factors affecting passerine (Order Passeriformes) species richness in the Western Maghreb, a region at the southwestern border of the Palearctic reputed as a primary wintering ground for many common European birds. The eff[...]
