Rabadanova Aminat I. RussiaMakhachkalaDagestan State University, 43a Gadzhieva St., Makhachkala 367025, Russiashty06@mail.ru Author's articles Variability of morphophysiological parameters of green toads of the Bufotes viridis complex (Anura, Amphibia) depending on altitude zoning Comparative assessment of the impact of pesticide pollution on the cytomorphology of erythrocytes Bufotes viridis (Laurenti, 1768) and Pelophylax ridibundus (Pallas, 1771) (Anura, Amphibia)