The larva of the cnidarian, known as planula, moves by swimming.
No, they do not. Insects, amphibians, or cnidarians do.
They are similar because both cnidarian and a sponge is that they both live in water.
small cnidarians and big cnidarians
The insect is attracted to light but moved into shaded areas where it is too hot.
cnidarians have no nervous system
The cnidarians are in the Kindom family
Yes, cnidarians are invertebrates.
Nope - Cnidarians are marine creatures !
cnidaria(similar to cnidarians)
Cnidarians reproduce asexually and sexually
Hydra - the polyp, anchored with a stalk, tentacles up; and medusa, the jellyfish, swimming free, tentacles down. All cnidarians have both stages, like larva and adult, but they spend more time in one of them and are known as that stage, for example anemones and jellyfish. Anemones have a tiny jellyfish dispersal stage, and jellyfish have a tiny polyp reproduction stage.
There is none. Corals are cnidarians.