yes,because they will melt if they don't.
Jellyfish do not live that far under the water's surface. These jellyfish typically only live a few feet under the water.
Jellyfish live under the water and get their oxygen from the water itself therefore they do not nee to come to the surface to get air.
Humans have bones, jellyfish don't. Jellyfish are see through, humans aren't. Jellyfish will evaporate in the sun, humans won't. Jellyfish live under water, humans don't. Jellyfish have stinging tentacles, humans don't. Humans have different organs than jellyfish and allot more.
Jellyfish can eat in shallow or deep water. They use their tentacles to capture their prey and pull the prey in to their mouths. The mouth of the jellyfish is located under the bell or head of the jellyfish. They are carnivores and eat animals such as shrimp, zooplankton, and small fish.
jellyfish lurk water
Jellyfish do not have wings they have tentacles to help them swim under water!EXTRA INFORMATION:if you have ever seen a jellyfish swim, you would have noticed that all of their tentacles move swiftly at the very same time.
Jellyfish live in the water.
No silly.They swim peacefuly in the water catching their food so they can eat.
95% water is in a jellyfish. Your welcome
They technically don't drink anything.They live in water.
it depends on how deep it is but water is pretty clear so you should be able to see a jellyfish from the surface of the water. you could also dive with the young medusa so they don't sting you or swim with non poisones.
Water supports a jellyfish's body.