Companion Animal

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Across
  1. 5. - the condition of being populated with excessively large amounts
  2. 8. -voluntarily cease to to keep or claim; give up
  3. 10. -to put a living animal especially a cat or dog to death
Down
  1. 1. - active at night
  2. 2. - deep sorrow
  3. 3. Animal - a pet or other domestic animal
  4. 4. Dog - a dog suitable for working
  5. 6. Dog - dog communicates to his or her owner when there is a issue
  6. 7. - the removal of sexual organs
  7. 9. - sterilize a female animal by removing its ovaries