The in the urine they pee out is super, super watery a because their retaining and keeping hold of as much of those salts and minerals and electrolites that they possibly can. But if you go to a salt water, like the sea salt water area, you find pretty much the opposite process happening. So again, you have that same exchange going on as just sort of backwards r opposite. That's the only way to say it. And i did not know this.