Geographical variability of the coat coloration in the weasel (Mustela nivalis) in Ukraine: taxonomy or climate?
Journal: Proceedings of the Theriological School
Year: 2015

Geographical Variability of the Coat Coloration in the Weasel (Mustela nivalis) in Ukraine: Taxonomy or Climate? -Zagorodniuk, I. -There is a significant level of variability of the weasel's coat coloration in Ukraine. The coloration is continuous from the southern forms of type "vulgaris" (white fur only on the belly and chest with no winter phase) to the northern and eastern forms of group "nivalis" (narrowed brown zone not extended to the legs and lips and expressive white fur coloration in w