Managing Bison to Restore Biodiversity

  1.  List some species extirpated or now scarce from the Great Plains that were once abundant. 2. What is the definition of a Keystone species? 3.  What is the definition of Biodiversity? 4. Describe three ways bison altered the landscape. 5. How does bison grazing effect the grassland vegetation? 6. How do grazing and fires work together to increase vegetation diversity? 7. How does bison grazing benefit birds? 8. Why are prairie dogs dependent on large grazers (aka bison)? 9. Describe how different species use prairie dog towns? 10. Are prairie dogs and bison keystone species for grassland ecosystems?