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Do fish drink water? Are there any animals that don't need to drink any?

A kangaroo rat doesn't have to drink water.

March 17, 2008

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The answer to your question depends, of course, a bit on what you mean by "drink." Freshwater fish don't actively drink water, but they do of course absorb water through their skin and gills. Saltwater fish actually take in water through their mouths - which is something closer to what you'd think of as drinking - and get rid of ... (Full article: 274 words)