A tourist was visiting New Mexico and was amazed at the dinosaur bones lying about.

      "How old are these bones?" the tourist asked an elderly Native American, who served as a guide.

      "Exactly one hundred million and three years old.

      "How can you be so sure?" inquired the tourist.

      "Well," replied the guide, " a geologist came by here and told me these bones were one hundred million years old, and that was exactly three years ago.






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