[Problem of predators and parasites of eurygaster]

[Data on the epidemiologic significance of coprobionic exophylic species of synanthropic flies]

[Effect of chemical treatment of forest zones on birds]

[On the nature of destruction by the marmot and other rodents of oak seedlings in the Stalingrad region]

[Certain anatomic features of the Black Sea mullet]

[Muskrats in the extreme north-eastern USSR]

[Determination of egg production of the gypsy moth by the pupae]

[Functional significance of primary forms of attachment of the jaw arch to the skull in fish]

[Geographic distribution and evolution of the bee genus Clisodon Patton (Hymenoptera, Anthophoridae)]

[Ecology of the gypsy moth]

[Nutrition and growth of the Ladoga whitefish in Lake SHartash in the Sverdlov region]

[Coefficient of well-nourished fish]

[Amphibia and reptiles in conditions of high altitude of the Alaisk Valley (Pamir)]

[Dreissena bugensis of the Dnepr and its recent appearance in the Dnepr reservoir]

[Ecology of larvae and nymphs of the tick Dermacentor marginatus Sulz. in the Voronezh region]

[Ecologic geologic aspects in feeding of the baum marten and geographic modification of ecologic-morphologic adaptation of its digestive system]

[Diphyllobothrium sea gulls of the lake Baikal]

[Role of the bony process of the second thoracic vertebra of certain rodents]

[Fourth specie of the malarial parasite in man (Plasmodium ovale) and its discovery in the USSR]

[Data on the ecology of oviposition of the Asiatic locust]

[Nutrition of the badger in the Buzulusk Forest]