Furs are a type of clothing material made from the hides of animals. Pelts, which are five letters long, are the skins of animals with the fur still attached. Otters, which are six letters long, are aquatic mammals that have a thick fur coat. Sables, also six letters long, are a species of marten that is known for its luxurious fur. ERMINES, seven letters long, are a species of weasel that has a white winter coat with a black tip on its tail.