1) Certain marine mammal 2) Marine mammal 3) Valuable mammal 
Fur seals are any of nine species of pinnipeds in the Otariidae family. One species, the northern fur seal (Callorhinus ursinus) inhabits the North Pacific, while seven species in the Arctocephalus genus are found primarily in the Southern Hemisphere. They are much more closely related to sea lions than true seals, and share with them external ear...
any of several eared seals of the family Otariidae valued for the quality of their fur.[6 related articles]
[n] - fur seal of the north Pacific 2. [n] - eared seal of the S hemisphere
any of several eared seals, as Callorhinus alascanus, having a plush underfur used in making coats, trimmings, etc.