Araneus marmoreus spiders, "Araneus marmoreus" hides in a silken retreat to the side of the web (at the end of the signal thread). In adults, the retreat is made of leaves folded over and held together with silk. Immature spiders make their retreats out of silk only. Egg cocoons, which contain several hundred eggs, are generally deposited in October and are constructed of white silk formed in a flattened sphere. Immature spiders emerge from the cocoons in spring. Adults are seen from midsummer until the first hard freeze of fall. Like other orbweavers, the marbled orbweaver is not considered a medically important
Botanical Garden of Tver State University Garden identified the following sectors: The following departments: The Division is divided into sub-sections: Small-leaved mixed forest, broadleaf forests, oak, the site of the South European deciduous forests Placed on the territory of some 350 species. The most widely represented the family Araceae (about 50 species), Orchidaceae (about 20 species), Polypodiaceae (about 30 species), Arecaceae (15 species), Bromeliaceae (10 species), Agavaceae (10 species), Gesneriaceae (10 species), Liliaceae (10 species). At the station placed 135 species. Most of the species collected in the collection of natural habitats. Represented by steppe species, for which the Tver region is the northern boundary of