Preview Fin whale (Balaenoptera physalus) showing white lower jaw in calm sea. Gulf of California. (RR) Image ID: 931-99 Artist: Christopher Swann Purchase a commercial license Buy framed prints & more from our print store whale whales cetacean cetaceans mammal mammals ocean water surfacing clam swimming fin whale balaenoptera physalus showing white lower jaw calm sea gulf of california baleen finback whale endangered conservation