The sperm whale is the largest breed of toothed whale, it is distinctively characterized by its large head and can be one-third of its body. It also has a small lower jaw with conical teeth which fit into sockets on its upper jaw, a white mouth with a bright red tongue. They where named after their sought after "spermaceti oil" produced by their spermaceti organ located on its head. One look at the sperm whale and you might recognized it as the beast immortalized by Herman Melville in Moby Dick. This paper model was designed by Ryo Tokisato (Japan).
Sperm Whale - Download