section_path: Ecology/Other fauna
section_name: Other fauna
paragraph_text: Other fauna
  
  A large number of reptiles are native to the river channels and basin, including American alligators, several species of turtle, aquatic amphibians, and cambaridae crayfish, are native to the Mississippi basin.
  
  In addition, approximately 40% of the migratory birds in the US use the Mississippi River corridor during the Spring and Fall migrations; 60% of all migratory birds in North America (326 species) use the river basin as their flyway.