Speciation is not always accompanied by morphological changes; numerous cryptic closely
related species were revealed using genetic methods. In natural populations of Ellobius …

Life under the earth surface is highly challenging and associated with a number of
morphological, physiological and behavioral modifications. Subterranean niche protects …

Dormice (family Gliridae) are an ancient group of rodents. It was fully dominant in the
Oligocene and Early Miocene, and its current diversity is represented by a few extant …

Formica is a large genus in the family Formicidae with high diversity in its distribution,
morphology, and physiology. To better understand evolutionary characteristics of Formica …

The long-clawed vole (LCV) is a poorly studied species endemic to the Caucasus
Mountains. It is a rare example of a small subterranean rodent living in a cold climate …

A statistical analysis of variability in the amino acid composition of the mitochondrial CYTB
protein from Asian mountain voles (genus Alticola) has been carried out. The sequences …

Background Arvicoline rodents are one of the most speciose and rapidly evolving
mammalian lineages. Fossil arvicolines are also among the most common vertebrate fossils …

Mitochondrial DNA transfer to the nuclear genome results in the emergence of nuclear DNA
sequences of mitochondrial origin (NUMTs), which are recognized as significant factors in …

Animals of most species avoid close inbreeding, but the levels of incest avoidance (IA) vary
both between and within species. Evolutionary reasons for this diversity are generally …

Currently, the search for manifestations of selection under the influence of the environment
in molecular sequences is usually carried out within closely related species or at the …