1. Geochemical and Evolutionary Prerequisites for the Cambrian Skeletal Revolution

   • E. B. Naimark

   OriginalPaper 10 January 2023 Pages: 729 - 749

   

2. Pace-of-Life Syndrome (POLS): Evolution of the Concept

   • N. A. Vasilieva

   OriginalPaper 10 January 2023 Pages: 750 - 762

3. The Fauna and Ecology of Rotifers in the Urals: Family Trichocercidae (Rotifera, Eurotatoria, Ploima), Genera Ascomorphella and Trichocerca

   • A. G. Rogozin

   OriginalPaper 10 January 2023 Pages: 763 - 783

   

4. Cestodes of Shrews (Soricidae) in the Northern Caucasus

   • S. A. Kornienko
   • V. V. Stakheev
   • A. A. Makarikov

   OriginalPaper 10 January 2023 Pages: 784 - 793

   

5. First Record of Mesocyclops pehpeiensis Hu 1943 (Copepoda, Cyclopidae) in the Russian Far East

   • O. A. Chaban
   • V. R. Alekseev

   OriginalPaper 10 January 2023 Pages: 794 - 797

   

6. Some Features of the Blood Cellular Composition and Histology of Muscles of Female and Male Beaked Redfish (Sebastes mentella)

   • V. P. Panov
   • S. S. Safonova
   • D. V. Artemenkov

   OriginalPaper 10 January 2023 Pages: 798 - 805

7. Current Structure of the Fauna and Features of Bird Distribution in Crimea

   • S. Yu. Kostin

   OriginalPaper 10 January 2023 Pages: 806 - 822

8. An Analysis of the Avifauna of the Aldan Highlands, Northeastern Part of the Baikal Mountainous Country

   • E. V. Shemyakin
   • L. G. Vartapetov
   • N. N. Egorov

   OriginalPaper 10 January 2023 Pages: 823 - 838

   

9. Reasons for the Reduction in the Population of the Western Subspecies of the Bean Goose (Anser fabalis fabalis and Anser fabalis rossicus): What Do the Ringing Data Say?

   • I. N. Panov
   • K. E. Litvin
   • S. B. Rosenfeld

   OriginalPaper 10 January 2023 Pages: 839 - 850

   

10. Breeding Biology of the Eurasian Dotterel (Eudromias morinellus) on the Putorana Plateau, Central Siberia

    • A. A. Romanov
    • V. V. Tarasov

    OriginalPaper 10 January 2023 Pages: 851 - 862

    

11. Migrations of the Demoiselle Crane (Anthropoides virgo, Gruiformes): Remote Tracking along Flyways and at Wintering Grounds

    • E. I. Ilyashenko
    • E. A. Mudrik
    • V. Yu. Ilyashenko

    OriginalPaper 10 January 2023 Pages: 863 - 888

    

12. Migration Routes and Wintering Grounds of Common Cuckoos (Cuculus canorus, Cuculiformes, Cuculidae) from the Southeastern Part of the Baltic Region (Based on Satellite Telemetry)

    • L. V. Sokolov
    • R. S. Lubkovskaia
    • V. N. Bulyuk

    OriginalPaper 10 January 2023 Pages: 889 - 898

    

13. Bioacoustics, Genetics, and Morphological Variability of Some Subspecies of the Bluethroat (Cyanecula svecica, Muscicapidae, Aves) in the Central Part of Its Distribution Range

    • O. A. Dmitrieva
    • V. V. Ivanitskii
    • I. M. Marova

    OriginalPaper 10 January 2023 Pages: 899 - 908

    

14. Breeding Biology of the Desert Wheatear (Oenanthe deserti, Muscicapidae, Aves) in Northwestern Kazakhstan

    • A. V. Matyukhin
    • A. S. Opaev
    • Yu. Yu. Davydova

    OriginalPaper 10 January 2023 Pages: 909 - 914

    

15. Ecology and Behavior of the Slender-Tailed Tree Shrew (Dendrogale murina, Scandentia)

    • P. V. Kvartalnov

    OriginalPaper 10 January 2023 Pages: 915 - 923

16. Effects of the Entomopathogenic Fungi, Beauveria bassiana and Metarhizium robertsii, on the Physiological and Behavioral Traits of the Northern Red-Backed Vole (Myodes rutilus, Rodentia, Cricetidae) under Stressful Conditions

    • E. A. Novikov
    • P. A. Zadubrovskiy
    • V. V. Glupov

    OriginalPaper 10 January 2023 Pages: 924 - 932

    

17. Quantitative Assessment of the Value of the Nonresident Component in Local Populations of the Common Shrew (Sorex araneus)

    • N. A. Shchipanov

    OriginalPaper 10 January 2023 Pages: 933 - 941

    

18. Determination of the Species Identity of Burrow Hosts and Spring–Summer Censuses of Carnivorous Mammals (Carnivora) in Natural Foci of Rabies

    • G. N. Sidorov
    • E. M. Poleshchuk
    • D. G. Sidorova

    OriginalPaper 10 January 2023 Pages: 942 - 952

19. Estimation of the Population Densities of Species Prey or Competitor to the Leopard (Panthera pardus) in Hyrcan National Park, Azerbaijan

    • E. Askerov
    • S. A. Trepet
    • K. Akhmadova

    OriginalPaper 10 January 2023 Pages: 953 - 960

    

20. Morphotypic Characteristics of the First Molar (M1) of the Brown Bear (Ursus arctos) and the Polar Bear (Ursus maritimus) (Carnivora, Ursidae)

    • D. O. Gimranov

    OriginalPaper 10 January 2023 Pages: 961 - 974

    

21. The Importance of Coastal Hauling Grounds in the Life of the Baikal Seal (Pusa sibirica Gmelin 1788, Pinnipedia): 3. Utilization of Coastal Hauling Grounds by the Baikal Seal on Tonkii Island (Tonkii Ushkan Islet), Ushkan Islands, Lake Baikal, Based on Video Observations

    • E. A. Petrov
    • A. B. Kupchinsky
    • A. A. Badardinov

    OriginalPaper 10 January 2023 Pages: 975 - 991

    

22. The Importance of Coastal Hauling Grounds in the Life of the Baikal Seal (Pusa sibirica Gmelin 1788, Pinnipedia): 4. Behavior of Seals on Coastal Hauling Grounds of Tonkii Ushkan Islet (Ushkan Islands, Lake Baikal), Based on Video Observations

    • E. A. Petrov
    • A. B. Kupchinsky
    • A. A. Badardinov

    OriginalPaper 10 January 2023 Pages: 992 - 1010