Columbian exchange

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Across
  1. 5. ____ mussels have been in American water since 1980
  2. 6. another word for cow that means
  3. 8. the place in New Mexico that is recognized for sheep
  4. 9. the 5 letter tribe that got a lot more bison population
  5. 10. Alfred what is his last name?
Down
  1. 1. the animal that made hunting and getting around much easier
  2. 2. the drug plant that has been native to the Americans
  3. 3. sailors from Europe took this animal back to Spain
  4. 4. the crop Andes people domesticated
  5. 7. the desease that had millions of people dying