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Authors
Ettwein, Antonia https://orcid.org/0000-0002-5472-2792
Korner, Pius https://orcid.org/0000-0002-7837-610X
Lanz, Michael
Pasinelli, Gilberto https://orcid.org/0000-0003-3704-4843
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Funding
Funding for this research was provided by:
Federal Office for the Environment, Switzerland
Margarethe und Rudolf Gsell Foundation
Zigerli-Hegi Foundation
Swiss Ornithological Institute
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Article History
Received: 19 December 2025
Accepted: 4 May 2026
First Online: 24 June 2026
Declarations
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: The authors declare no competing interests.
: Capturing and tagging was permitted by the district commissions of Bludenz, Bregenz, Dornbirn and Feldkirch (Austria), the Office of Environment (Liechtenstein), the Federal Office for the Environment FOEN (Switzerland) and the Office for Food Safety and Animal Health, Canton of Grisons (Switzerland) and complied with the current laws of the respective countries.
