A third level can be defined to identify a particular host server at the Internet address. In our example, www is the name of the server that handles Internet requests. (A second server might be called www2.) A third level of domain name is not required.
Sea anemones are a group of water-dwelling, predatory animals of the order Actiniaria. They are named for the anemone, a terrestrial flower.Sea anemones are classified in the phylum Cnidaria, class Anthozoa, subclass Hexacorallia. sea anemone is a sessile polyp attached at the bottom to the surface beneath it by an adhesive foot, called a basal disc, with a column-shaped body ending in an oral disc.
Introduction to Sea Anemone. Sea Anemone are predatory and as you can tell from their name, they live in bodies of water. They are related to both jellyfish and corral. It is a type of polyp that is attached to a surface in the water. They are very small, often less than one inch in diameter. The largest ones are only about 1 Â½ inches wide.