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This is straight from www.thefreedictionary.com, so I get no credit at all:
"Any of various invertebrate animals of the phylum Cnidaria, characterized by a radially symmetrical body with a saclike internal cavity, and including the jellyfishes, hydras, sea anemones, and corals. Also called coelenterate."
What else can I help you with?
Are cnidarians arthropods?
Cnidarians and Sponges are invertebrates
Are Cnidarians protists?
No, cnidarians are not protists. Cnidarians are a diverse group of animals that include jellyfish, corals, and sea anemones. Protists are a separate group of eukaryotic organisms that are not classified as animals.
Which system is more advanced in cnidarians than in porifera?
The nervous system. Cnidarians have a neural net, but porifera do not.
Are cnidarians warm-blooded?
No. Cnidarians don't even have a circulatory system.
Do cnidarians have spicules?
No, cnidarians do not have spicules. Spicules are small, needle-like structures made of calcium carbonate or silica that are found in some sponges and echinoderms for support and defense. Cnidarians, such as jellyfish and corals, have a different type of support structure called a mesoglea.
What are two types of cnidarians that are formed by colonies?
small cnidarians and big cnidarians
Do cnidarians have nerves?
cnidarians have no nervous system
What is the family for cnidarians?
The cnidarians are in the Kindom family
Is a cnidarians invertebrates?
Yes, cnidarians are invertebrates.
Are earthworms cnidarians?
Nope - Cnidarians are marine creatures !
What is a Cnidarians such as a box jellyfish?
cnidaria(similar to cnidarians)
How do cnidarians reproduce.?
Cnidarians reproduce asexually and sexually
Difference between cnidarians and corals?
There is none. Corals are cnidarians.
How protists are helpful amongst cnidarians?
They provide a habitat for Cnidarians
What kind of environment the cnidarians are living?
Cnidarians live in water.
Are cnidarians arthropods?
Cnidarians and Sponges are invertebrates
What are some kinds of cnidarians?
Jellyfish, corals, and box jellies are cnidarians.
