Because all species of the manatee use fresh water in varying ways, what is the only strictly marine herbivorous mammal?
Fork-tailed Sea Cow Dugong Dugon Dugongs Dugong Dugonginae Dugong dugon Doogong Fork-tailed sea cow Dugon
dugongs dugong dugon doogong fork tailed sea cow dugong dugon dugonginae
dugong
WikipediaEntity
Dugong