Hydra, corals, and sea anemones are examples of polyps, while jellyfishes are examples of medusae. Conclusion The phylum Cnidaria comprises hydroids, sea anemones, corals, jellyfish etc. Together this phylum aid
Phylum Coelenterata – Diploblastic animals with a sac-like body cavity with a single opening; colonial animals; Ex: jellyfish, sea Anemone, andHydra Phylum Porifera – Simplest animals mainly living in marine habitats, commonly called sponges; Ex:SpongillaandSycon Mammal – Definition, Characteristi...