Selective breeding in animals

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Across
  1. 1. Female cows
  2. 2. Alsations and Dobermans do this well.
  3. 4. These animals choose their own mates.
  4. 5. All dogs are descended from this animal.
  5. 8. Some cows are bred to produce this type of meat.
  6. 9. This type of dog likes bringing things back.
  7. 12. Male cows
  8. 13. Some cows are raised to produce this liquid.
  9. 15. An operation to stop a pet reproducing.
  10. 16. Female sheep
Down
  1. 1. This dog is very good at herding sheep.
  2. 3. These animals have been bred by humans.
  3. 6. Domesticated animals which now run wild.
  4. 7. Dogs can only breed during this period.
  5. 10. Male sheep
  6. 11. A dog with a mixed genetic history.
  7. 14. This dog is cute but overbred.