Across
- 6. Southwestern farming tribe that shifted from agriculture
- 8. Soil loss caused by wind and water
- 10. The act of consuming too much vegetation
- 11. Vital green zone near a river or stream
- 12. Used by Plains tribes before horses for pulling sleds
- 13. Region where horses first arrived on the American mainland
- 16. Large native grazer affected by horse expansion
- 17. Common fuel source gathered near water by horse-using tribes
- 18. Region where horse introduction most changed mobility
- 19. Warfare technique enhanced by horses
Down
- 1. Invasive plant that replaced native grasses
- 2. Group known for expert buffalo hunting
- 3. Light, mobile shelter made from buffalo hides
- 4. Ceremony or artwork might feature this creature, honored spiritually
- 5. Four-legged animal competing with horses for grazing
- 7. Non-native species like thistles are called this
- 9. European who brought horses on his second voyage
- 14. Territory once controlled by the Comanche
- 15. Role horses played in some marriage traditions