Nazarova, G. G.
Proskurnyak, L. P.
Yuzhik, E. I.
Article History
Received: 12 March 2019
Revised: 25 September 2019
Accepted: 30 September 2019
First Online: 31 March 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest</i>. The authors declare that they have no conflict of interest.<i>Statement on the welfare of animals.</i> All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.
: G.G. Nazarova—planning experiments, taking fingerprints and measuring finger lengths, statistical data processing, and participating in writing the text of the article; L.P. Proskurnyak—breeding animals; E.I. Yuzhik—taking blood, determining the level of testosterone, and participating in writing the text of the article.