The Characteristics of Phylum Cnidaria. Characteristics of Phylum Cnidaria n n radial symmetry n n blind sac gut ( = coelenteron or gastrovascular cavity.
By: Chelsey McIntosh
By: Chelsey McIntosh. What are Jellyfish? Also known as jellies or sea jellies, jellyfish are free swimming marine invertebrates that are members of the.
