Ch. 4 What is an Animal

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Across
  1. 5. keeping internal body conditions stable
  2. 10. invertebrate with radial symmetry and has stinging cells
  3. 11. animals with a backbone
  4. 14. what is the arthropod on page 140
  5. 16. the type of symmetry with 2 or more lines of symmetry
  6. 17. a group of tissues working together
  7. 19. a vertebrate that gets its body heat from its surroundings
  8. 20. gastropod bivalve cephalopod
Down
  1. 1. a vertebrate that creates its own body heat
  2. 2. segmented round flat
  3. 3. animals without a backbone
  4. 4. arthropods that live in the water
  5. 6. the invertebrate with no symmetry
  6. 7. structures that allow animals to perform their functions
  7. 8. invertebrate with an internal skeleton and radial symmetry
  8. 9. what type of symmetry does the skeleton on page 143 have
  9. 12. the term for no symmetry
  10. 13. the animal on page 154
  11. 15. invertebrate with bilateral symmetry and an exoskeleton
  12. 18. a group of similar cells working together