Characteristics of Cnidaria

•Hollow gut with a single opening

•Tentacles with stingers

•Prey is stung and stuffed through opening in the gut

• Gets oxygen, water, and gets rid of waste through diffusion

Why this is my favorite type of phylum

It's my favorite because I like jelly fish and is cool to know how they get food, digest food, and how they survive down there in the deep ocean.