Chain Crosswords Long Math Hard — Set 9

Hard 15×15 Set 9
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Across
  1. 1. A word related to animals
  2. 5. Spotted big cat of Africa
  3. 6. Dark-coated big cat
  4. 9. Tuxedo-wearing flightless bird
  5. 10. Swift hunting bird of prey
  6. 11. Tusked Arctic marine mammal
Down
  1. 2. A word related to animals
  2. 3. Large tropical lizard
  3. 4. Largest living primate
  4. 7. Tropical bird with huge beak
  5. 8. A word related to animals