Astakhova Elena A. RussiaMoscowRussian State Agrarian University – Timiryazev Moscow Agricultural Academy, 49 Timiryazevskaya St., Moscow 127550, Russiamatushkinaka@gmail.com Author's articles Comparative analysis of the growth and development of male and female Pevtsov's toad, Bufotes pewzowi (Amphibia: Anura, Bufonidae) in laboratory conditions