Marine mammal Marine mammal Marine mammals are aquatic mammals that rely on the ocean and other marine ecosystems for their existence. They include animals such as seals, whales, manatees, sea otters and polar bears. They do not represent a distinct taxon or systematic grouping, but rather have a polyphyletic relation due to convergent evolution, as in they do not have an immediate common ancestor. They are also unified by their reliance on the marine environment for feeding. Marine mammal adaptation to an aquatic lifestyle varies considerably between species. Both cetaceans and sirenians are fully aquatic and therefore are obligate water dwellers. Seals
Marine mammal training Since there are few marine parks and aquariums that open each year the demand for marine mammal trainers is very competitive. Marine mammal trainers can work in aquariums, zoos, non-profit environmental advocacy organizations, eco-tourism companies, university research laboratories, industrial research centers, private companies, and government research laboratories or marine stations. Since marine mammal trainers tend to be secure in their position and close to the animals they work with, the job turnover rate is low. Once people secure a job in this field, they tend to stay for life Here are some great schools for marine mammal training, University of