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7 Articles match the specified search.

Sofía GALVÁN, Rafael BARRIENTOS and Sara VARELA

No bird database is perfect: citizen science and professional datasets contain different and complementary biodiversity information

Volume 69.1, 2022, 97-114. Research articles.

Iván DE LA HERA, Guillermo FANDOS, Javier FERNÁNDEZ-LÓPEZ, Alejandro ONRUBIA, Antón PÉREZ-RODRÍGUEZ and Javier PÉREZ-TRIS and José Luis TELLERÍA

Stable isotope analysis reveals biases in the performance of a morphological method to distinguish the migratory behaviour of European Robins Erithacus rubecula

Volume 64.2, 2017, 377-386. Short communications.

Enrique MURGUI PÉREZ

How many common breeding birds are there in Spain? A comparison of census methods and national population size estimates

Volume 58(2), 2011, 343-364. Forum.

Xavier FERRER, Luis M. CARRASCAL, Oscar GORDO and Joan PINO

Bias in avian sampling effort due to human preferences: an analysis with Catalonian birds (1900 - 2002)

Volume 53(2), 2006, 213-227. Research articles.

Casimiro CORBACHO, Ricardo MORÁN and María A. VILLEGAS

The diet of Montagu's Harriers Circus pygargus in relation to land-use systems in pseudosteppe areas of Extremadura (SW Iberian Peninsula)

Volume 52(1), 2005, 3-19. Research articles.

Pedro P. OLEA

On the premigratory dispersal of the Lesser Kestrel Falco Naumani in Spain

Volume 48(2), 2001, 237-241. Forum.

GUTIÉRREZ, R. and FIGUEROLA, J.

Estimating the size of Little Grebe (Tachybaptus ruficollis) breeding populations

Volume 44(2), 1997, 157-161. Research articles.

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