They have been trapped since the 18th century for their fur.
He's been getting a bit big for his fur lately.
These have all been hunted and killed for their fur.
They are also prized for their very fine fur in some areas.
Their use for fur led to the extinction of one species, and put serious pressure on the other two.
In modern times it is also used for fake fur, especially of poor quality.
It is not clear what happened, but both sides were able to trade for furs.
The city later became a trading center for food, crops, and fur.
Back home, these creatures would be killed for their meat or fur.
On June 5 they left the river and headed north to trade for furs.