Category:Cnidaria
Cnidaria is a phylum of over 11,000 species mostly with two basic body forms: swimming medusae and sessile polyps, both of which are radially symmetrical with mouths surrounded by tentacles that bear cnidocytes.
Cnidaria is a phylum of over 11,000 species mostly with two basic body forms: swimming medusae and sessile polyps, both of which are radially symmetrical with mouths surrounded by tentacles that bear cnidocytes.
