In the northern part of the Caucasus state reservation 8 species of amphibians and 10 species of reptiles were found. The places of findings of Caucasian mud-divers, which was previously known only in Transcaucasia, are ...

The article deals with some cases of parasitic and infectious diseases in the Sakhalin sea trout, Lepus timidus L., Vulpes vulpes L. and Ursus arctos L. Some biometric data of sick animals are considered.

Many colonies of Pipistrellus kuhli N a t t e r e r were at first found in south-western Turkmenia in the lower reaches of Atrek and Sumbar. It is supposed that in other retions of the Soviet Middle Asia finding of this ...

Casebearer species close to Coleophora vibicella 11 b. are a natural complex connected with the plants of Fabaceae and Asteraceae. Four desert species of this group (Coleophora astragalorum sp. n., C. albens sp. n., C. ...

The enormous brain of Cetacea in the process of evolution developed in tight connection with the most complex adaptive activity under new ecological conditions. On the basis of the authors' own data and those from literature, ...

Seasonal dynamics of total amount of erythrocytes and leucocytes, haemoglobin concentration were investigated in Citellus pygmaeus P a 11. and C. suslicus G ii 1 d. of agrobiocenosis population in the South of the ...

On the basis of collection data processing it was established that within the boundaries of the species areal there exists a considerable geographical variability. Three geographical races are distinguished. S. m. mystacea ...

Elasmotherium caucasicum skull from the Late Pliocene deposits found in 1954 in suburbs of the town of Bolshoy Tokmak of the Zaporozhie region is described in detail and compared with the skulls of the Middle Anthropogen ...