harbor seal harbor sealPhoca vitulina Related Articles: Glossary: phocids or true sealsWhy is sound important to marine animals?Behavioral Changes in MammalsTutorial: Mammals - Behavior ChangesEchosoundersHearing Loss in MammalsPile drivingTutorial: Mammals - Hearing lossHarbor SealHow do aquatic birds hear? Chris Knowlton2017-12-15T17:42:17-05:00