Collective Nouns

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Across
  1. 3. A _____ of ants
  2. 4. A _____ of stairs
  3. 5. A _____ of fish
  4. 7. A _____ of lions
Down
  1. 1. A _____ of wolves
  2. 2. A _____ of ships
  3. 4. A _____ of birds
  4. 5. A _____ of bees
  5. 6. A _____ of sheep