680 species of the vertebrates are registered in the Ecoregion. Among them: 77 species of fishes, 8 species of amphibians, 25 species of reptiles, 425 species of birds and 143 species of mammals. 39 species are endemic (it means they live only in this Ecoregion). Among them: Altai snowcock (Tetraogallus altaicus), sky larc (Alauda arvensis alticola), Siberian white-toothed shrew (С rocidura sibirica), tuvinian beaver (Castor fiber tuvinicus), Gobi-Altai field-vole (Alticola barakschin), pigmy jerboa Kozlovi (Salpingotus kozlovi), Siberian ibex (Capra sibirica). 26 species are included in Red Data Book of Russia, 288 species (42%) are under regional protect.