Yellowstone National Park Crossword Puzzle

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Across
  1. 5. Seasonal movement of organisms from one area to another.
  2. 7. A naturally occurring substance composed of solid crystals of different minerals that have been fused together into a solid lump.
  3. 8. The most common tree found in Yellowstone
  4. 10. Hot springs that erupt periodically.
  5. 15. When organisms work together to survive or to gain resources.
  6. 18. The most widespread native trout in the park.
  7. 20. A cone geyser in Yellowstone and was the first geyser in the park to be named.
Down
  1. 1. Layer or series of layers of rock in the ground
  2. 2. A spring of naturally hot water, typically heated by underground volcanic activity.
  3. 3. The largest high elevation lake in North America.
  4. 4. A group of animals of the same species that live in a region.
  5. 6. selection Process by which animals that have adaptations have a higher chance of survival than those that do not.
  6. 9. Created by layers of sediment that will accumulate over time; most abundant rock type.
  7. 11. Created through volcanic activity and either rapidly cooling lava or slowly cooling magma.
  8. 12. A measure of an organism’s ability to survive and produce offspring.
  9. 13. The remains or impression of a dead animals preserved in a rock.
  10. 14. A humpbacked shaggy-haired wild ox native to North America
  11. 16. Water from a river or stream falling over an edge of rock to a much lower level. There are close to 300 in Yellowstone.
  12. 17. The North American Bison. A wild ox with backswept horns.
  13. 19. A wild carnivorous mammal of the dog family, living and hunting in packs.