1. Institute of Vertebrate Biology, Czech Academy of Sciences, Květná 8, 603 65 Brno, Czech Republic; e-mail: joellegouy@gmail.com, bryjova@ivb.cz
2. A. N. Severtsov Institute of Ecology and Evolution, Russian Academy of Sciences, 119071 Moscow, Russia; e-mail: Aleksey.martynov@mail.ru, llavrenchenko@gmail.com