History of zoos

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Across
  1. 2. Ancient civilizations where zoos symbolized power
  2. 5. who received access to the zoo of Alexander the great
  3. 6. who besides the Sumerians began keeping animals for religious reasons
  4. 8. Type of animals collected by Heinrich the Third
Down
  1. 1. the first zoo similar to the ones we know now was the "zoo of ..."
  2. 3. first purpose of keep animals in captivity
  3. 4. The Roman structure where exotic animals were used for fights
  4. 7. Exotic animals were brought to Europe during the ... Ages