The new issue of the journal "Problems of Ichthyology" is now available for reading and download: Volume 65, Issue 6, 2025.
News
24
December
2025
Mating sounds, hormones, immunoglobulins and weight of domestic cats in the spring season, when the meow becomes a cry
Mating calls of male and female cats can continue throughout the spring and cause considerable anxiety for their owners.
23
December
2025
Life forms of marine copepods and their ecological characteristics
Research into the ecology of copepods of the order Harpacticoida in the intertidal zone of Gryaznaya Bay, Kandalaksha Bay, White Sea, began in the 1990s.
23
December
2025
The memoirs of German Vasilyevich Kuznetsov have been published.
The book consists of three chapters. Chapter 1 is devoted to descriptions of his childhood and adolescence, as well as his first years working in Vietnam.
The symposium was dedicated to the 80th anniversary of the Victory in the Great Patriotic War and the 155th anniversary of the birth of V.L. Yakimov (the first rector of the University, head of the Department of Parasitology).
Comparative studies of vocal behavior among several genetically closely related mammalian species help identify evolutionary adaptations of acoustic communication to life under different social and environmental conditions.
19
December
2025
Lynx cubs use very complex sounds to communicate
The cubs from four litters, kept with their mothers in large outdoor enclosures, were recorded both immediately after birth in their maternity houses and outside, after the cubs entered their enclosures.
19
December
2025
An interview with Alexander Mishchenko about the golden eagles
Of the 20 pairs of golden eagles in the Tver Region, only one survives. This isn't a story from the past; it's "yesterday."
17
December
2025
The Saratov branch of the IEE RAS celebrated its 30th anniversary.
Over three decades of operation, the branch has established itself as a recognized center for research on the population dynamics of terrestrial vertebrates and their habitats under changing natural and anthropogenic factors.
17
December
2025
Screenings of Dmitry Olshansky's documentary "Marine Biological Station Aniva. Sakhalin"
Two years ago, in southern Sakhalin, a group of scientists discovered a largely unexplored site with a fantastic diversity of animals and plants. The Aniva Marine Biological Station is currently under construction there.
16
December
2025
The female Persian leopard, Khosta, successfully adapts to the wild nature of the Caucasus and chooses Kabardino-Balkaria for wintering.
A five-year-old female leopard named Khosta, released in 2022 in North Ossetia (in the Turmon Nature Reserve), has been registered once again in Kabardino-Balkaria.
The Atlas of Nematode Species of the Respiratory and Digestive Systems of Terrestrial Mammals in Armenia, Bulgaria, and Russia is available for download and reading on the website of the IEE RAS.
15
December
2025
Pygmies in Sicily: What a detailed analysis of white-toothed shrew karyotypes revealed
The Etruscan shrew is one of 18 species of the genus Suncus, with a vast range from the west coast of Southern Europe and North Africa to the island of Borneo in Southeast Asia.
12
December
2025
Little treasures hidden in the darkness: researchers reveal the evolution and diversity of cave snails in the Caucasus
Throughout the Caucasus, in localized, often hidden caves and springs, dwell miniature mollusks of the Hydrobiidae family. These snails represent one of the least studied groups of freshwater invertebrates in this region.
10
December
2025
On December 4-5, 2025, the IEE RAS hosted the Conference "Microplastics as a New Toxicant of Vertebrates"
Watch a video about the conference.
08
December
2025
Dwarves in the mountains: a new species of pygmy shrew from Ethiopia
The biodiversity of the Ethiopian Highlands is characterized by a high level of endemism. Among the unique mammal fauna of this region, pygmy shrews of the genus Crocidura remain the least studied.
05
December
2025
Scientists have discovered why lampreys are infected with a parasite in some rivers but not in others
An analysis of the habitat conditions and life cycles of the parasite and host allowed us to propose and substantiate a hypothesis explaining the observed differences.
05
December
2025
Scientists have assessed the representation of Russia's natural soils in the system of federal specially protected natural areas
In the face of significant climate change and increasing anthropogenic impact, protected areas provide a natural basis for establishing permanent environmental monitoring sites.