collective nouns

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Across
  1. 3. ostriches
  2. 5. hornbills
  3. 6. porcupine
  4. 7. leopards
  5. 10. aardvarks
  6. 13. chameleon
  7. 14. honey badger
  8. 15. bats
  9. 17. eagles
  10. 19. warthogs
Down
  1. 1. crocodiles
  2. 2. hippos
  3. 4. hyenas
  4. 8. hornbills
  5. 9. zebras
  6. 11. vultures
  7. 12. giraffes
  8. 14. guineafowls
  9. 16. meerkats
  10. 18. rhinoceroses