Question

Clad in mail, never clinking.

Dies on dry land.
Thinks a fountain is a puff of air.
Never thirsty, ever drinking.
What am I?

Answer 1

`ANSWER \rightarrow A \ fish`

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...

Answer 2

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