Grow with me Spider

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Across
  1. 4. animals that kill and eat other animals
  2. 6. groups of living things that are closely related
  3. 11. a case or covering made of silk
  4. 12. to lose an old skin and grow a new one
  5. 13. animals that have 6 legs and 1 or 2 pairs of wings
Down
  1. 1. parts of an animal's body that do certain jobs
  2. 2. parts of the body that make chemicals needed by the body
  3. 3. the middle, yellow part of an egg that contains food for a growing embryo
  4. 5. back and forth movements
  5. 7. animals that are killed and eaten by other animals
  6. 8. an offspring that has not hatched out of an egg
  7. 9. a poison made by an animal such as a spider
  8. 10. in spiders, the biting parts of the mouth