View Harbor Seal Background. The harbor seal's sensitive whiskers detect changes in water flow and alert the animal to the presence of prey and predators. Males are slightly larger than females, and seals in alaska and the pacific.

Harbor seal molts each year after the breeding season. All true seals have short forelimbs, or flippers. A harbor seal's hearing is almost 14 times greater under water.

However, they are wary of people while on land.

It gradually loses it hair in patches. It is an important habitat for the reproduction and wintering of the gray whale and harbor seal, as well as other marine mammals including the california sea lion, northern elephant seal and blue whale. The harbor seal's sensitive whiskers detect changes in water flow and alert the animal to the presence of prey and predators. They also lack external ear flaps and instead have a small harbor seals weigh up to 285 pounds and measure up to 6 feet in length.