Vol. 522, No. 1, 2025

Doklady Biological Sciences

Correlation between Rhythmic Changes in Body Temperature of Small Passerine Birds (Chloris chloris) and Nontidal Gravity Fluctuation in a 12- to 30-min Period Range

M. E. Diatroptov and Corresponding Member of the RAS A. V. Surov p. 157 abstract

Find of Eggs of the Trematode Echinochasmus sp. (Trematoda, Echinochasmidae) in the Late Holocene of Northwestern Siberia

T. N. Sivkova, P. A. Kosintsev, and V. V. Krapivina p. 163 abstract

Gigantic bear Huracan borissiaki sp. nov. (Ursidae, Carnivora) from the Terminal Miocene of the Northern Caucasus (Russia, Stavropol Territory)

Academician A. V. Lopatin p. 167 abstract

Role of Preoperative Stress in Myocardial Injury during Noncardiac Surgery in Wistar Rats

M. V. Kondashevskaya, E. B. Manukhina, V. V. Aleksankina, K. A. Artemyeva, and Corresponding Member of the RAS L. V. Kaktursky p. 176 abstract

First Description of Typhlosole in Ascidian Styela clava: Structure and Putative Function

M. A. Kobeletskaya and E. N. Temereva p. 183 abstract

Contents

Doklady Biological Sciences