habitat dynamics

Distribution and morphometric features of the common toad Bufo bufo L. (Bufonidae, Amphibia) in the North-East of the European part of Russia

The distribution and morphometric features of the common toad (Bufo bufo) in the North-East of European Russia are discussed. The northern boundary of the species' range in the region has a complex configuration. In the west and central part of the region, the toad is found up to latitude 65º42'N and 63º01'N, respectively, the eastern border of its habitat moves northwards up to 64º13' and then drops to the south along the Ural Mountain Ridge.