Animal

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Across
  1. 2. best friend' Dog
  2. 4. animal on Earth' Elephant
  3. 8. Bird
  4. 9. Whale
Down
  1. 1. Lion
  2. 3. Lion
  3. 5. than an elephant but bigger than a lion' Hippo
  4. 6. Cow
  5. 7. Monkey
  6. 10. organism on Earth' Bacteria