Siberian fur trade to overhunting. Instead of one sable pelt, the following was accepted as its equivalent: one fox, glutton (relative of the marten), or otter pelt; two blue-fox pelts; sixteen polar-fox pelts; or one hundred squirrel pelts. The Russian government decided the amount of other pelts that were equivalent to the sable pelt. Within forty years, almost all Siberian natives were forced into paying fur tribute to the Russians. Russian traders, hunters, and explorers reached the Pacific coastline by 1650 and were collecting fur tribute from most natives along the coast. Beyond the yasuk, the Russians had two principal ways of obtaining
Marten new New World clade. The genus first evolved up to seven million years ago during the Miocene epoch. The Modern English "marten" comes from the Middle English "martryn", in turn borrowed from the Anglo-French "martrine" and Old French "martre" (Latin "martes"), itself from a Germanic source; cf. Old English "mearþ", Old Norse "mörðr", and Old High German and Yiddish "". Martens are solitary animals, meeting only to breed in late spring or early summer. Litters of up to five blind and nearly hairless kits are born in early spring. They are weaned after around two months, and leave the mother