Aliens Surviving the Deep Ocean

Like fish, who have replaced all the air in their body with liquid. And they've actually adapted to surviving the deep ocean. So i could imagine that there are definitely evolutionary traits that alien life of some kind could have to survive being spaget fied or stretched out. Ye. We can imagine even simpler scenarios, where you evolve onli super earth or miny neptune some planet with a much stronger gravitational pull,. Youud just have to have a tougher body to live in that environment.