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
Dietary biology of the golden eagle of the diet. Everything in this diverse family from least weasels ("Mustela nivalis"), the smallest mammalian carnivore, to wolverines ("Gulo gulo"), the largest terrestrial mustelid, have turned up as prey in golden eagle nests. The members of this family which are most regularly hunted are probably the martens, such as the American marten ("Martes americanus"), pine marten ("Martes martes") and beech marten. The young of larger species are also occasionally hunted in Scotland and Ireland, including Eurasian otters ("Lutra lutra") and Eurasian badgers ("Meles meles"). Similarly, amongst wolverines, “young and inexperienced” specimens are usually targeted as prey by golden eagles.