Threat #5,6 Invasive species & disease

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Across
  1. 2. A non-native species living outside its original range.
  2. 5. The contagious fungal disease causing skin thickening and death in amphibians.
  3. 9. Plant introduced through ballast water that aggressively outcompetes wetland vegetation.
  4. 10. The ecological tendency for successful invaders to reproduce rapidly and produce many offspring.
  5. 12. Fungal disease responsible for millions of bat deaths in North America.
  6. 13. The disease outbreak risk that increases when habitat fragmentation prevents movement away from infected areas.
  7. 14. The invasive mammal
  8. 16. A species living within the geographic range where it evolved.
  9. 18. for billions of bird deaths annually in the United States.
Down
  1. 1. The process in which invasive species interbreed with native relatives.
  2. 3. The highly contagious facial cancer threatening Tasmanian devils.
  3. 4. A non-native species released into the wild by humans.
  4. 5. The devastating fungal disease that nearly eliminated the American chestnut.
  5. 6. Disease-causing organism spread more easily in dense wildlife populations.
  6. 7. Positive interactions among invasive species that facilitate additional invasions.
  7. 8. The release of organisms to control pest species populations.
  8. 11. Animals descended from domesticated species that now live wild.
  9. 15. Chemical inhibition of plant growth by another plant species.
  10. 17. Management strategy considered the best defense against invasive species establishment.
  11. 19. An established species that causes ecological or economic damage.