Diet of the Symbiotic Amphipod, Brandtia parasitica parasitica (Crustacea, Amphipoda), Living on Diseased Baikal Sponges of the Family Lubomirskiidae in Southern Lake Baikal I. V. MekhanikovaS. S. Vorobyeva OriginalPaper 12 March 2019 Pages: 789 - 793
Early Ontogeny of the Behavior of Young in Large-Billed Crows (Corvus macrorhynchos) in Their Natural Habitat T. A. ObozovaA. A. SmirnovaZ. A. Zorina OriginalPaper 12 March 2019 Pages: 794 - 802
Differences in the Songs of Birds from Island and Mainland Populations I. M. MalykhJ. A. Red’kinI. M. Marova OriginalPaper 12 March 2019 Pages: 803 - 811
Foraging Behavior of Nightingales (Luscinia Supergenus): An Experimental Study O. V. Bourski OriginalPaper 12 March 2019 Pages: 812 - 830
Demographic and Morphometric Characteristics of the Moor Frog Rana arvalis from a Transformed Habitat in the Khanty-Mansi Autonomous Region—Yugra D. V. IbragimovaS. M. Lyapkov OriginalPaper 12 March 2019 Pages: 831 - 838
Distribution and Abundance of Polar Bear (Ursus Maritimus) Dens in Chukotka (Based on Inquiries of Representatives of Native Peoples) A. A. Kochnev OriginalPaper 12 March 2019 Pages: 839 - 846
Occurrence of Sable (Martes zibellina, Carnivora, Mustelidae) beyond the Boundaries of the Species Range in the Middle Urals: Facts from 2014–2016 V. G. Monakhov OriginalPaper 12 March 2019 Pages: 847 - 852
Interspecific Relationships between the Amur Tiger (Panthera tigris altaica) and Brown (Ursus arctos) and Asiatic Black (Ursus thibetanus) Bears I. V. SeryodkinD. G. MiquelleY. K. Petrunenko OriginalPaper 12 March 2019 Pages: 853 - 864
The Tongue Structure in Scaly-Tailed Squirrels (Rodentia, Anomaluridae) E. G. Potapova OriginalPaper 12 March 2019 Pages: 865 - 871
Morphological Identification of the East Asian Voles Alexandromys Species (Rodentia, Cricetidae) of Russia and Neighboring Territories A. A. LissovskyA. A. KadetovaE. V. Obolenskaya OriginalPaper 12 March 2019 Pages: 872 - 883
Experimental Analysis of the Reproductive Potential of House Mice (Mus musculus sensu lato, Rodentia, Muridae) in Transcaucasia and Other Regions E. V. KotenkovaA. N. Mal’tsevA. V. Ambaryan OriginalPaper 12 March 2019 Pages: 884 - 897
Notes on the Fauna, Systematics, and Ecology of Small Mammals in Southern Gansu, China B. I. SheftelA. A. BannikovaY.-H. Sun OriginalPaper 12 March 2019 Pages: 898 - 912
The Ratio of Ungulates to Wolves in the Caucasian Nature Reserve S. A. TrepetT. G. Eskina OriginalPaper 12 March 2019 Pages: 913 - 920
A Decade of Observations of Intertidal Benthic Communities at the Water Area of Vitino Specialized Marine Oil Port (Northern Part of Kandalaksha Bay, White Sea): A Methodological View A. D. NaumovO. N. SavchenkoK. L. Bijagov METHODS OF ZOOLOGICAL STUDIES 12 March 2019 Pages: 921 - 936
A New Methodology for Studying the Activity of Underground Mammals A. V. Andreychev METHODS OF ZOOLOGICAL STUDIES 12 March 2019 Pages: 937 - 943