Changes in Testate Amoeba Assemblages in a Series of Different Types of Aquatic and Terrestrial Habitats of Wetland and Forest Ecosystems O. N. ZagumyonnayaD. A. PhilippovD. V. Tikhonenkov OriginalPaper 13 December 2023 Pages: 1719 - 1737
New Species of Microscopic Psammophilic Turbellaria from the Genera Coulterella, Cohenella, and Linella (Plathelminthes, Kalyptorhynchia, Rhynchokarlingiidae) from Lake Baikal E. P. ZaytsevaR. S. KrivorotkinO. A. Timoshkin OriginalPaper 13 December 2023 Pages: 1738 - 1751
The Cold-Loving Rotifer, Synchaeta lakowitziana Lucks 1912 (Rotifera, Synchaetidae), in Pleshcheyevo Lake, Yaroslavl Oblast, Russia S. M. Zhdanova OriginalPaper 13 December 2023 Pages: 1752 - 1757
Patterns of Macrozoobenthos Distribution in Some Rivers of European Russia and Adjacent Regions L. V. VorobjevaI. S. ReshetovE. S. Chertoprud OriginalPaper 13 December 2023 Pages: 1758 - 1781
Growth and Feeding of the Larvae and Juveniles of Rapana venosa (Gastropoda, Muricidae) in Experimental Conditions A. V. PirkovaL. V. Ladygina OriginalPaper 13 December 2023 Pages: 1782 - 1793
Statoliths of Gastropods and Their Use as Recording Structures O. A. Khoroshutina OriginalPaper 13 December 2023 Pages: 1794 - 1810
The Soft-Shell Clam (Mya arenaria Linnaeus 1758 (Myidae)) in Shallow Waters of Zelenetskaya and Yarnyshnaya Inlets of the Barents Sea: Allometric Growth O. V. SmolkovaN. I. Meshcheryakov OriginalPaper 13 December 2023 Pages: 1811 - 1822
The First Record of the Scallop Aequipecten opercularis (L. 1758) (Mollusca, Pectinidae) in Russian Waters D. O. AlexeyevN. V. Evseeva OriginalPaper 13 December 2023 Pages: 1823 - 1825
The East Asian Invader Thermocyclops taihokuensis (Harada 1931) and the Native Thermocyclops oithonoides (Sars 1863) (Crustacea, Cyclopoida): A Comparative Analysis of the Morphology of Two Related Species from Water Bodies of European Russia V. I. LazarevaS. M. Zhdanova OriginalPaper 13 December 2023 Pages: 1826 - 1837
Morphology of the Larvae of Spirontocaris ochotensis (Brandt, 1851) (Decapoda, Thoridae) Near Kamchatka N. A. Sedova OriginalPaper 13 December 2023 Pages: 1838 - 1853
Age, Growth, and Fertility in Terentiev’s Frog (Pelophylax terentievi, Amphibia, Ranidae) A. A. KidovR. A. IvolgaA. A. Ivanov OriginalPaper 13 December 2023 Pages: 1854 - 1863
Dynamics of the Abundance of Bird Species during Succession of Oak Forests in Southwestern Belarus I. V. Abramova OriginalPaper 13 December 2023 Pages: 1864 - 1874
Analysis of the Fauna and Bird Population of Urup Island and Adjacent Water Areas (Greater Kuril Chain) A. A. RomanovYa. A. RedkinI. Yu. Popov OriginalPaper 13 December 2023 Pages: 1875 - 1885
Migratory Connections in the Waterfowl of Northwestern Siberia Based on Ring-Recovery Data I. N. PanovS. B. RozenfeldK. E. Litvin OriginalPaper 13 December 2023 Pages: 1886 - 1907
The Tundra Swan, Cygnus columbianus (Anatidae), in the East Asian Arctic: Trends and Ranges of Various Flyway Populations D. V. SolovyevaD. A. BarykinaS. B. Rozenfeld OriginalPaper 13 December 2023 Pages: 1908 - 1919
Baltic Population of the Barnacle Goose (Branta leucopsis (Bechstein 1803)) in the Boreal Zone of Northwestern Russia S. A. KouzovE. M. ZaynagutdinovaA. V. Kravchuk OriginalPaper 13 December 2023 Pages: 1920 - 1940
Dynamics of the Structure and Numbers of the Urban Population of the Tufted Duck (Aythya fuligula, Anseriformes, Anatidae) in Moscow K. V. Avilova OriginalPaper 13 December 2023 Pages: 1941 - 1953
Foraging Behavior of the Red-Necked Stint (Calidris ruficollis, Scolopacidae, Charadriiformes) during Fall Migration at Various Localities of the Russian Pacific Coast A. A. VinogradovA. G. Rezanov OriginalPaper 13 December 2023 Pages: 1954 - 1976
Modern Trends in Populations of the Siberian Crane (Grus leucogeranus) and the Sandhill Crane (Grus canadensis) (Gruidae, Gruiformes) on the Tundra of Yakutia and Chukotka Based on Aerial Surveys S. B. RozenfeldI. P. Bysykatova-HarmeyD. V. Solovyeva OriginalPaper 13 December 2023 Pages: 1977 - 1989
The Risks of Reintroduction of the Siberian Crane (Leucogeranus leucogeranus (Pallas 1773), Gruidae, Gruiformes) V. Yu. Ilyashenko OriginalPaper 13 December 2023 Pages: 1990 - 1994
Genetic Monitoring of the Captive Breeding and Reintroduction of the Siberian Crane, Russia’s Endemic Species (Leucogeranus leucogeranus, Gruidae) E. A. MudrikT. A. KashentsevaD. V. Politov EditorialNotes 13 December 2023 Pages: 1995 - 2001
Intervals and Duration of Egg Rotation in Clutches of the Siberian Crane (Leucogeranus leucogeranus, Gruidae) in Yakutia S. M. SleptsovM. V. Vladimirtseva OriginalPaper 13 December 2023 Pages: 2002 - 2006
Concentrations of Morphological Anomalies in Birds and Possible Causes: The Example of the Jackdaw (Corvus monedula, Passeriformes, Corvidae) L. V. MalovichkoE. A. KoblikA. V. Matyukhin OriginalPaper 13 December 2023 Pages: 2007 - 2018
Changes in the Role of Mammals in Human Hydrophobia Infecting in Russia over the Historically Observable Period of the 16th to 21st Centuries G. N. SidorovE. M. PoleshchukD. G. Sidorova OriginalPaper 13 December 2023 Pages: 2019 - 2033
Chiropterans (Chiroptera) in Lake–River Systems of Northern European Russia V. V. BelkinV. A. IlyukhaA. O. Tolstoguzov OriginalPaper 13 December 2023 Pages: 2034 - 2044
A Species of Bat, Eptesicus pachyomus (Tomes 1857) (Chiroptera, Vespertilionidae), New to the Fauna of Russia M. P. TiunovA. A. ProskuryakovaA. S. Graphodatsky OriginalPaper 13 December 2023 Pages: 2045 - 2049
Extended Molting against the Background of Climate Warming Explains the Emergence of the Baikal Seal (Pusa sibirica, Pinnipedia) onto Coastal Rookeries E. A. PetrovA. B. Kupchinskii OriginalPaper 13 December 2023 Pages: 2050 - 2062
The Turuchan Pika (Ochotona turuchanensis) as an Ecosystem Engineer: Its Influence on the Growth of the Common Nettle (Urtica dioica) on Taluses S. V. PopovN. G. BorisovaA. I. Starkov OriginalPaper 13 December 2023 Pages: 2063 - 2066
Fossil Fauna of Small Mammals from Imanay Cave, Southern Urals, Russia T. V. FadeevaD. O. GimranovA. G. Yakovlev OriginalPaper 13 December 2023 Pages: 2067 - 2080
Population Density of Resident and Nonresident Small Forest Mammals A. A. Kalinin OriginalPaper 13 December 2023 Pages: 2081 - 2088
Genetic Structure Formation of Reed Vole Populations at the Northern Periphery of Their Distribution (Alexandromys fortis, Rodentia, Arvicolinae) I. N. SheremetyevaI. V. KartavtsevaF. N. Golenishchev OriginalPaper 13 December 2023 Pages: 2089 - 2104
Feeding Intensity and Food and Energy Requirements in the Midday Gerbil (Meriones meridianus, Gerbillidae, Rodentia) in Captivity R. R. OmarovK. Z. Omarov OriginalPaper 13 December 2023 Pages: 2105 - 2113
Long-Distance Locomotion of the Pygmy Wood Mouse (Sylvaemus uralensis, Muridae): Movement Speed and Distance Revealed by Group Biomarking E. B. GrigorkinaG. V. Olenev OriginalPaper 13 December 2023 Pages: 2114 - 2118
Morphological Peculiarities of Molars in the Large Japanese Field Mouse (Apodemus speciosus, Rodentia, Muridae) from Kunashir Island I. V. KartavtsevaD. V. GornikovM. V. Pavlenko OriginalPaper 13 December 2023 Pages: 2119 - 2130