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The steppe polecat (Mustela eversmanii), also known as the white or masked polecat, is a species of mustelid native to Central and Eastern Europe and Central and East Asia.It is listed as Least Concern on the IUCN Red List because of its wide distribution, occurrence in a number of protected areas, and tolerance to some degree of habitat modification. [1]
In 1877, American historian Elliott Coues split the Putorius into multiple subgenuses and reclassified only the European polecat, domestic ferret and steppe polecat into Putorius. The black-footed ferret, which had features of Putorius and Gale (a subgenus split from Putorius ), was put into its own subgenus Cynomyonax . [ 2 ]
Polecat is a common name for several mustelid species in the order Carnivora and subfamilies Ictonychinae [1] and Mustelinae. Polecats do not form a single taxonomic rank (i.e. clade ). The name is applied to several species with broad similarities to European polecats , such as having a dark mask-like marking across the face.
It uses "anvil" stones to crack open the shellfish that form a significant part of its diet. It is a "keystone species", keeping its prey populations in balance so some do not outcompete the others and destroy the kelp in which they live. The black-footed ferret is entirely dependent on another keystone species, the prairie dog.
The European polecat is, however, not as maximally adapted in the direction of carnivory as the steppe polecat, being less specialised in skull structure and dentition. [ 6 ] [ 30 ] [ 31 ] [ 32 ] The European polecat likely diverged from the steppe polecat 1.5 million years ago based on IRBP , though cytochrome b transversions indicate a ...
Ictonychinae is a subfamily of the mammal family Mustelidae found mainly in the Neotropics (three species) and Africa (three species), with one Eurasian member. It includes the grisons, Patagonian weasel, striped polecats, African striped weasel, and marbled polecat.
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Steppe polecat: Southeast Europe and Northern Asia Southern Asia Mustela furo Linnaeus, 1758: Domestic ferret: Domestic Worldwide (domesticated); New Zealand (non-native) Mustela putorius Linnaeus, 1758: European polecat: Europe, North Africa and Northern Asia Mustela nigripes (Audubon and Bachman, 1851) Black-footed ferret: North America