No. echinoderms have no exoskeleton.
Related Information:
Echinoderms are deuterostomes, a group belonging to the Phylum, Chordata but separate from the vertebrates, also of this phylum. While there is a close relationship between the echinoderms and the vertebrates, echinoderms are endoskeletal invertebrates.
no, they are mammals no mammals have exoskeletons
Yes, all insects have exoskeletons.
No, the don't. For example, crabs have exoskeletons.
There is no specific name given to a female echidna. It is just a female echidna.
Insects have exoskeletons for both protection and structural support.
when do Echidna sleep
No, insects have exoskeletons, which are hard, external skeletons that provide support and protection. These exoskeletons are made of a material called chitin.
A female echidna does not have any particular name. It is just a female echidna.
There are only two species of echidnas: the short-beaked echidna (Tachyglossus aculeatus) of Australia, and the long-beaked echidna (Zaglosssus bruijni) of New Guinea. There are several sub-species of the long-beaked echidna: the Western long-beaked echidna, Sir David's long-beaked echidna and the Eastern long-beaked echidna.
Knuckles the Echidna is red
No.
Knuckles is a short beaked echidna and not as fast as the other sonic characters but has strength.He is an echidna because of his nose, porcupines don't have as narrow snouts as echidna's do.