Funding for this research was provided by:
Research Council of Lithuania (DOTSUT-137-09.3.3-LMT-K-712-02-0004)
Text and Data Mining valid from 2018-10-04
Received: 23 July 2018
Accepted: 11 September 2018
First Online: 4 October 2018
: The experiments described herein comply with the current laws of Lithuania, have been performed by licenced researchers and were approved by the Lithuania and Environmental Protection Agency, Vilnius (2017-04-26, no. 23). None of the experimental birds suffered apparent injury during sampling and all birds were released.
: Not applicable.
: The authors declare that they have no competing interests.
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