6. Bringing Back the Mammoth 481

1234567891011121314
Across
  1. 2. The offspring of two different species.
  2. 5. To change in some way.
  3. 7. One who proposes or favors an idea.
  4. 9. To move or travel without a plan.
  5. 10. Introduce a population to an area that was once occupied.
  6. 11. The science that studies how characteristics are passed on from parent to offspring.
  7. 13. Covered or surrounded by ice.
  8. 14. The remains or trace of a living animal or plant from a long time ago.
Down
  1. 1. Any of the life sciences.
  2. 3. Very large in size.
  3. 4. Take out by using force.
  4. 6. To restore to life or good standing.
  5. 8. Belonging to a period in time before recorded history.
  6. 12. One of the huge plains in the arctic regions of North America, Europe and Asia.