Maybe because it could be legal to keep a jellyfish. However, here are some questions that will help on a little bit.1) Do you know what jellyfish eat? If yes, can you keep the food fresh? 2) Do you know the right water that jellyfish can live in? If yes, can you keep it clean? 3) Can you find something big enough for it to swim in? If yes, can you find a good place where light shines on it all the time? 4) Can you try not to scare it? If yes, can you try not make it squirt INK? 5) Can you try to keep it healthy in your home or whatever? If yes ON MOST QUESTIONS, CONGRATS.