Ecological and faunal characteristics of amphibias (Amphibia) of the Ulyanovsk region

The ecological and faunal characteristics of amphibians of the Ulyanovsk region are given. The region is inhabited by 11 species of amphibians. These are the common newt Lissotriton vulgaris , crested newt Triturus cristatus , red-bellied firebird Bombina bombina , Pallas's spadefoot toad Pelobates vespertinus , gray or common toad Bufo bufo , green toad Bufotes viridis , grass frog Rana temporaria , sharp-faced frog Rana arvalis , pond frog Pelophylax lessonae , the edible frog Pelophylax esculentus , and the lake frog Pelophylax ridibundus . In the region, further study of the distribution of green frogs is required, with an analysis of the composition of population systems, as well as trophic relationships and parasitic fauna of amphibians.