Cold Blooded Vertebrates

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Across
  1. 2. a group of bones that give structure and support to an organism's body
  2. 4. system that gets oxygen into the body; gets rid of carbon dioxide
  3. 7. bass is an example of this
  4. 9. having a body temperature that remains about the same
  5. 10. a coldblooded vertebrate that lives part of its life in water and part on land
  6. 12. system that moves the body
  7. 13. system that breaks down food into nutrients for the body
  8. 14. having a body temperature that changes with the temperature of the surroundings
  9. 15. organs used for getting oxygen from water
  10. 16. a coldblooded vertebrate that breathes air with lungs and has scaly skin
Down
  1. 1. system that moves nutrients and gases throughout the body in blood
  2. 3. a strong but flexible support rod found below the nerve chord
  3. 5. system that supports the body and protects organs
  4. 6. system that makes offspring
  5. 8. organism that has a notochord at some stage of development
  6. 11. strong, flexible connective tissue