Tabachishin Vasiliy V. RussiaSaratovSaratov State University, 83 Astrakhanskaya Str., Saratov 410012, Russiavasya2000.t@yandex.ru Author's articles State of populations of anuran amphibians (Anura, Amphibia) in the north of the Caspian lowland Atmospheric advection of heat or cold: The formation of the false spring phenomenon in the spawning migrations of anuran amphibians (Amphibia, Anura) in Europe