Davídková, Marika
Veselý, Petr
Syrová, Michaela
Nácarová, Jana
Bugnyar, Thomas
Funding for this research was provided by:
Austrian Science Fund (P29705)
Article History
Received: 24 January 2020
Revised: 29 March 2020
Accepted: 18 April 2020
First Online: 2 May 2020
Compliance with ethical standards
:
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. Permission for playback studies on wild ravens was granted by the Austrian Ministry for Science, Research and Economy (BMWFW-66.006/0016-WF/II/3b/2014).