Funding for this research was provided by:
Российский Фонд Фундаментальных Исследований (19-04-00759)
Ministry of Science and Higher Education of the Russian Federation (АААА-А19-119020790133-6)
Article History
Received: 14 July 2020
Accepted: 26 August 2020
First Online: 5 September 2020
Compliance with ethical standards
: This article relies on previously collected data deposited at the Zoological Institute of the Russian Academy of Sciences (Saint Petersburg, Russia) and does not contain experiments with human participants or animals. For this type of study, formal consent is not required.
: The authors declare that they have no conflict of interest.