Its a really true fact that a jellyfish made almost a water.Every jellyfish contain 95% of water,3-4% salts and 1-2% proteins.The jellyfish have lack brains & other internal organs.In a jellyfish has a simple nervous system,its helps them to swim & catch small fish or other zoo plankton in the deep of sea water.

[galleryA jellyfish contains 95% water