Siberian fur trade best quality fitch fur comes from Siberia. The fitch, or European polecat, is a ferret-like animal, and the corsac is a type of fox that is also found in Siberia. However, these furs are less popular because foxes are common to virtually every fur-trading country in the world. The Siberian ushanka is a full fur hat, consisting entirely of warm fur. It is commonly made out of black foxes, red foxes, silver foxes, shadow foxes, blue foxes, brown foxes, raccoons, martens, or black beavers. It covers the top of the head and comes down to also cover the ears and
Steppe polecat its body length. The skull is heavier and more massive than that of the European polecat, having more widely spaced zygomatic arches and more strongly developed projections, particularly the sagittal crest. It greatly resembles the black-footed ferret of North America, with the only noticeable differences between them being the steppe polecat's much longer and softer fur, shorter ears, and shorter postmolar extension of the palate. It has four pairs of teats and well-developed anal glands, which can produce a sharp-smelling liquid which is sprayed in self-defence. Males measure 320–562 mm in body length, while females measure 290–520 mm. Tail length