Zoo Vocabulary Crossword

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Across
  1. 3. to show anger as a stiffening of the body
  2. 6. gloomy or discouraging
  3. 8. in a way that shows compassion or sympathy
  4. 9. slang
Down
  1. 1. relies on practical experience
  2. 2. cannot be defended successfully against criticism or attack.
  3. 4. adopted
  4. 5. distribute
  5. 7. observed carefully