A sea lion is any of several marine mammals of the family Otariidae (sea lions and fur seals). Sea lions are characterized by the presence of external ear pinnae[?] or flaps, long front flippers, and the ability to walk on four flippers on land. Sea lions are generally found in coastal waters of the temperate to subpolar[?] regions of both northern and southern hemispheres.
... age or older. The median age is 28 years. For every 100 females there are 82.8 males. For every 100 females age 18 and over, there are 78.8 males.
The median income for ...