PHYLUM PORIFERA SPONGES Sponges • Pore-bearing animals • Most primitive of all animals. • Phylum Porifera is huge phylum that contains about 5000 species which lives…
ANIMAL KINGDOM Welcome to Invertebrates Protozoa (phyla: protozoa) Echinoderms such as starfish (phyla: Echinodermata) Annelids such as earthworms (phyla: Annelida) Mollusks…