Muriel, Jaime http://orcid.org/0000-0003-4580-6406
Vida, Carmen http://orcid.org/0000-0002-0942-8076
Gil, Diego http://orcid.org/0000-0003-3179-1987
Pérez-Rodríguez, Lorenzo http://orcid.org/0000-0002-5926-1438
Funding for this research was provided by:
Ministerio de Economía y Competitividad (CGL2011-26318)
Ministerio de Ciencia, Innovación y Universidades (PGC2018-099596-B-I00)
Ministerio de Ciencia e Innovación (FJCI-2017-34109)
Article History
Received: 2 April 2020
Revised: 8 September 2020
Accepted: 28 October 2020
First Online: 16 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All applicable international, national and/or institutional guidelines for the care and use of animals were followed. Capture and manipulation of birds were authorized by the Consejería de Medio Ambiente (Comunidad de Madrid, Spain) under licence from the Spanish institutional authorities (Consejería de Medio Ambiente and Centro de Migración de Aves de SEO/BirdLife).