because they aren't, put this on your paper
Yes, the box jellyfish IS a true jellyfish.
Scyphozoa are often called true jellyfish.
Jellyfish are part of the Phylum Cnidaria, which includes animals with stinging cells. Within Cnidaria, jellyfish belong to the class Scyphozoa, encompassing the true jellyfish species. Further classification into orders, families, and species can vary based on the specific jellyfish being considered.
No.
Most jellyfish are not dangerous. The Man o' War has the ability to do some painful damage to your skin, but it is not a true jellyfish . . .
A baby jellyfish is a tiny, flattened creature called a Planula.An immature jellyfish is called ephyra.
Unlike true jellyfish, box jellyfish actively hunt for food. Each tentacle of the box jellyfish contains nematocysts, harpoon-shaped mechanisms that inject venom into prey.
No, a jellyfish is a cnidarian.No, true jelly fish are cnidarians. However, the jelly grade may include species from the phylum mollusca.No, jellyfish are not mollusks. They are cnidarians.
True, due to the ammonia levels in the urine, the sensors in the jellyfish's tentacles are disrupted and in that case stops them from stinging anything.
Flower hat jelly (Olindias formosa) - one of the largestBox jellyfish - considered the most poisonous, native to Australia and SW Pacific- Sea Wasp (Chironex fleckeri)- Irukandji jellyfish - (Carukia barnesi)- Malo kingi - a tiny (1/2") jellyfish which can nonetheless give a fatal stingMoon Jellyfish (Aurelia aurita)Lion's Mane/Winter Jelly (Cyanea capillata)Creeping Jellyfish (Staurocladia oahuensis)*The Portuguese Man O' War (Physalia physalisis) is not a true jellyfish, but a group organism called a siphonophore.
First of all, the man-of-war is not a true jellyfish. Its body is filled with air. To be a jellyfish the "bag" of their body has to be filled with water. Also a box jellyfish is more dangerous. The box jellyfish is the most dangerous jellyfish in the world.
No. It is a very ancient hollow animal. It used to be in a group of animals called 'Coelenterates', meaning, "Hollow", but have more recently been reclassified.Jellyfish are not fish and are actually members of the phylum Cnidaria, not Chordata.