A Marine Mammals job involves studying, caring for, and protecting marine mammals such as whales, dolphins, seals, and sea otters. Professionals in this field may work in research, conservation, rehabilitation, or education to ensure the health and survival of these animals. Responsibilities can include monitoring populations, conducting field studies, assisting in rescues, and educating the public about marine conservation. Careers are found in aquariums, wildlife organizations, government agencies, and research institutions.