Izvestiya of Saratov University.
ISSN 1816-9775 (Print)
ISSN 2541-8971 (Online)


пищевой спектр

Biology Features of Ants (Hymenoptera, Formicidae) in the National Park «Khvalynsky» (Saratov Region)

Ants are essential component of ecosystems. Their success is due to the social organization, the ability to alter habitat and use a variety of food resources. Food objects of ants are not large invertebrates, seeds of plants and honeydew aphids. The activity of ant in community dedicated to different time slots. We have founded the dominant group of ants in size in the studied associations (Tetramorium caespitum – in forest; Lasius alienus and species of the genus Myrmica – in steppe). Installed the fauna of 5 living in the ant nests of studied species.

Features Nutrition of Ants of Formica Genus (Hymenoptera, Formicidae) in the Forest Biotopes in the Vicinity of Saratov

Ants are essential component of ecosystems. They participate in soil formation, regulate the number of insects and spread the seeds of plants. The species of the genus Formica are most noticeable in the forests of the middle zone of Russia. The number and diversity of the prey of ants decreases in the areas experiencing a recreational load. To study the feeding characteristics of ants food objects brought in the anthill were seized. Invertebrates from 12 taxonomic groups were recorded in the prey.

Изменение пищевого спектра муравьев рода Formica s. str. (Hymenoptera, Formicidae) на территориях Саратовской области с антропогенной нагрузкой

Ants are essential component of ecosystems. They participate in soil formation, regulate the number of insects and spread the seeds of plants. The species of the genus Formica are most noticeable in the forests of the middle zone of Russia. The number and diversity of the prey of ants decreases in the areas experiencing a recreational load. The study was conducted on the territory of the natural park “Kumysnaya Polyana” (Saratov).