American marten canadensis"), mountain lion ("Puma concolor"), fisher ("M. pennanti"), wolverine ("Gulo gulo"), grizzly bear ("Ursus arctos horribilis"), American black bear ("U. americanus"), and grey wolf ("C. lupus"). In northeastern Oregon, most predation (67%) occurred between May and August, and no predation occurred between December and February. The fur of the American marten is shiny and luxuriant, resembling that of the closely related sable. At the turn of the twentieth century, the American marten population was depleted due to the fur trade. The Hudson's Bay Company traded in pelts from this species among others. Numerous protection measures and reintroduction efforts have allowed
Marten to fend for themselves at about three to four months of age. Due to their habit of seeking warm and dry places and to gnaw on soft materials, martens cause damage to soft plastic and rubber parts in cars and other parked vehicles, annually costing millions of euros in Central Europe alone, thus leading to the offering of marten-damage insurance, "marten-proofing", and electronic repellent devices. They are omnivorous. The marten is popular in the northern Ontario community of Big Trout Lake. During the fur trade, commissioned by the Hudson Bay Company in the 17th and 18th centuries, the marten pelt