Judy's Dolls | A Retail and Internet Doll Shop. Judy's Dolls specializes in new from the manufacturer, limited edition collectible dolls, including Adora Dolls, reborn-type dolls and the Newborn Nursery.
Another aspect of cnidarians is that all cnidarians have two layers of living tissue. These two layers are always separated by a gelatinous layer called mesoglea. The first layer of living tissue is known as the dermis, and the second layer is know as the gastordermis.
The Cnidarians are a diverse group of organisms characterized by the presence of true tissues, radial symmetry, presence of a gastrovascular (digestive) cavity and specialized stinging cells called cnidocytes. They are almost exclusively marine. Cnidarians may occur in one of two body forms.