Never Thirsty,ever Drinking

Riddle: Alive without breath, As cold as death, Never thirsty, Ever drinking, Clad in mail, Never clinking, Drowns on dry land, Thinks an island, Is a mountain, Thinks a fountain, Is a puff of air. What is it?

Answer: A fish.

Source: https://www.riddles.com/1364

Alive without breath, As cold as death, Never thirsty, Ever drinking, Clad in mail, Never clinking, Drowns on dry land, Thinks an island, Is a mountain, Thinks a fountain, Is a puff of air. What is it? — Never thirsty,ever drinking by Anonymous v1.

Riddle: Alive without breath, As cold as death, Never thirsty, Ever drinking, Clad in mail, Never clinking, Drowns on dry land, Thinks an island, Is a mountain, Thinks a fountain, Is a puff of air. What is it? Answer: A fish. — by Anonymous v2.