Collective Nouns

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Across
  1. 4. an _____ of ravens
  2. 6. a _____ of gorillas
  3. 8. a _____ of rhinos
  4. 10. a _____ of monkeys
  5. 11. a _____ of penguins
Down
  1. 1. a _____ of elephants
  2. 2. a _____ of butterflies
  3. 3. a _____ of clams
  4. 5. a _____ of jellyfish
  5. 7. an _____ of caterpillars
  6. 9. a _____ of whales