The giant triton (Charonia tritonis) is a beautiful shell and a well-known predator of the crown-of-thorns starfish (Acanthaster planci). In many parts of the third world, it is still being collected in large numbers and sold to tourists as ornaments. Many species of starfish are known to have outbreaks in different parts of the world. Prior to human collection, the giant triton might have controlled starfish numbers not by eating...