Animal crossword

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Across
  1. 2. a slippery flightless bird that lives in the arctic
  2. 5. a cute but deadly grey marsupial
  3. 7. a marine unicorn
  4. 8. a marine amphibian that is slimy and delicate
  5. 12. a long thin reptile
  6. 13. a marine killer reptile
Down
  1. 1. one of the most deadliest animals in the world
  2. 3. the biggest land animal in the world
  3. 4. the biggest animal in the world
  4. 6. a tall spotted creature
  5. 9. the killer of whales
  6. 10. a ferocious cat and the king of the jungle
  7. 11. a mans best friend