There are several different poisonous jellyfish. They belong to the box jellyfish species. Some of the most popular are the Chironex Fleckeri, Irukandji, Fire Jelly, and the Morton Bay Stinger.
Jellyfish can sting you generally. Starfish cannot. Jellyfish are cnidarians and starfish are echinoderms. Jellyfish are 95% water. Starfish are not. Jellyfish can sometimes get quite huge, weighing over 500 pounds and some jellyfish have tentacles 100 feet long. Starfish don't get that big. Their diet is different. Their reproduction differs.
The simple answer: some do, as they migrate. Some basically sit there as a huge blob.
It is called the lion's mane jellyfish. It's range is confined to cold, Boreas waters of the arctic, northern Atlantic, and northern pacific oceans. Huge swarms of them are found near Japan.
An alligator, a jellyfish's worst defense is to shock. An alligator is larger in size, and has huge chompers.
since they pray on fish eggs, their overpopulation is allowing numbers in fish in the Mediterranean and Australia to decrease at a huge rate.
The jellyfish live in jellyfish fields.
Yes, the box jellyfish IS a true jellyfish.
It just stings if it is a minor jellyfish.
Some are. All jellyfish sting their prey with nematocysts, but only some can hurt humans. Being touched by a jellyfish or touching one can be very uncomfortable, and may require medical attention. However most cases are that humans have no reaction. But because of the huge variation of responses to jellyfish stings, from no effect to death, it is wisest not to contact a jellyfish with bare skin, since even beached and dying jellyfish can still sting, when poked and prodded.
You can purchase jellyfish at Jellyfish Art. They ship tanks and jellyfish anywhere in the US.
Jellyfish were one of the first creatures to exist on the planet.He was stung by a jellyfish on holiday.Some jellyfish are harmless.