Arhiva pentru cuvântul-cheie: Zoologie

The book „Ichthyofauna of the Dniester River (within the territorial limits of the Republic of Moldova)”, authored by Bulat Dumitru, Șaptefrați Nicolae, Bulat Denis and Dadu Ana, presents the results of scientific research and multiyear ichthyological observations in the macro-ecosystem of the Dniester River under the conditions of increasing anthropogenic factors. It was found that the fish fauna is largely influenced by habitat fragmentation due to dam construction, riverbed embankment and drainage of ponds, gravel and sand extraction, irreversible water usage in various economic activities...

Earth's biodiversity, formed over millions of years, is one of humanity's greatest treasures. Among the most numerous, from all the animal kingdom on Earth, stand out the invertebrates which, constituting over 80% of the total number of described species, are present in all types of habitats and on all continents. Nowadays, more than 2 million of species are known in the world fauna and about 15 thousand species are known to be present on the territory of the Republic of Moldova, the collembola and some orders of insects, especially Coleoptera, Lepidoptera, Hemiptera, Odonata, some families...

The methodological guide includes the biology, ecology and distribution of 98 leaf- and planthopper species from 60 genera and 10 families. The biological cycle of these species are related to various tree species, fruiting and forest shrubs, vine plantations. Cicadas belong to Class Insecta, order Hemiptera, suborder Auchenorrhyncha. The material presented in this work is based on the author own research accumulated during the study and selected from literature. Most leaf- and planthopper species populate the entire surface of the Earth covered with vegetation, from the subarctic to the...