Zbyryt, Adam http://orcid.org/0000-0003-1490-5700
Jankowiak, Ćukasz http://orcid.org/0000-0002-3843-9778
Jerzak, Leszek http://orcid.org/0000-0001-5332-279X
Tryjanowski, Piotr http://orcid.org/0000-0002-8358-0797
Article History
Received: 19 March 2021
Revised: 13 July 2021
Accepted: 21 July 2021
First Online: 28 July 2021
Declarations
:
: The authors declare no conflicts of interest.
: No bird was disturbed or injured during the experiment. We confirm that the procedures used in the study were in accordance with Polish law (license PL.39050.UAV).