The document outlines different animal phyla, including invertebrates like sponges, jellyfish, flatworms, segmented worms, mollusks, arthropods, and echinoderms. It provides details on characteristics of each phylum, such as sponges having no organs, cnidarians having radial symmetry and stinging cells, mollusks being soft-bodied with some having shells, and arthropods having an exoskeleton, jointed appendages, and a segmented body. Chordates are also mentioned as a phylum of animals.