1. Kingdom Animalia

2. What are the characteristics of all of the members of Kingdom Animalia? Eukaryotic cells Multicellular Are Ingestive heterotrophs – must actively take food into their bodies Lack a cell wall and chloroplasts

3. Two divisions of Animals Invertebrates – lack internal segmented backbone – Sponges – Jellies, coral, anemones – Worms Round, Flat and Segmented (Earthworm) – Mollusks – clams, oysters, scallops – Arthropods Spiders Crustaceans Insects – Echinoderms – starfish, urchins Chordates – flexible support rod in back – Vertebrates – have segmented backbone Fish Amphibians – frogs and salamanders Reptiles – turtles, snakes, lizards Birds Mammals

4. Body Symmetry Refers to how an object is cut across a central axis. – Bilateral symmetry – cut only 1 way into 2 equal parts – Radial symmetry – arranged in circle around central axis

7. The Earthworm Earthworms are segmented worms due to the repeated sections in the organism. Hermaphroditic – having both sexes Complete digestive system – mouth to anus 5 hearts linking the dorsal and ventral blood vessels in a continuous loop = Closed circulatory system just like us Nerve cord running along its belly (ventral side)

8. External Earthworm

11. Hearts Blood Vessels GizzardCrop Mouth Intestine Clitellum