a fish from the hobbit told by smegol mail=scales dies on dry land becuase needs oxygen in water lives in water so likes water like a puff of air drinks water thought gills
[tex]ANSWER \rightarrow A \ fish[/tex] This is the full riddle: Alive without breath, As cold as death, Drowns on dry land, Thinks an island is a mountain, + the 4 of your question...