Animal body parts

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Across
  1. 2. bird's mouth
  2. 4. rhinos have got only one but cows have got two
  3. 6. a leopard and a Dalmata dog has got them
  4. 9. horses and lions have got it
  5. 10. what zebras and tigers have got
  6. 12. all felines have got them
  7. 14. fishes breath through them
Down
  1. 1. birds are covered by them
  2. 3. elephant's nose
  3. 5. feet of horses
  4. 7. birds use them to fly
  5. 8. the majority of mammals animals have it to be protected from cold temperatures
  6. 11. dogs wag it when they are happy
  7. 13. turtles and snails have it