THE ANIMAL KINGDOM

ANIMAL CHARACTERISTICS 1. animals are multicellular 2. cells have a nucleus and a cell membrane 3. animals ingest their food

PORIFERA “pore bearing” sponges asymmetry

coral, jellyfish, sea anemone, hydra CNIDARIA “stinging cells” coral, jellyfish, sea anemone, hydra radial symmetry

WORM PHYLA 1. PLATYHELMINTHES 2. NEMATODA 3. ANNELIDA

planaria, tapeworm, fluke PLATYHELMINTHES “flat worms” planaria, tapeworm, fluke bilateral symmetry

NEMATODA “round worm” hookworm, heartworm bilateral symmetry

clamworm, bloodworm, leech ANNELIDA “segmented worms” clamworm, bloodworm, leech bilateral symmetry

ARTHROPODA “jointed legs” lobster, crab, barnacle bilateral symmetry

MOLLUSCA snail, octopus, clam bilateral symmetry

sea star, sea urchin, sand dollar ECHINODERMATA “spiny skin” sea star, sea urchin, sand dollar radial symmetry

fish,birds,mammals,reptiles CORDATES vertebrates fish,birds,mammals,reptiles bilateral symmetry