@misc{indiciae0399d4fe9103,
  title = {North American Bird Conservation Initiative: Bird conservation region descriptions, a supplement to the North American Bird Conservation Initiative Bird Conservation Regions Map},
  author = {U.S. NABCI Committee},
  year = {2000},
  url = {https://pubs.usgs.gov/publication/5200241},
  note = {Source identifier: 5200241}
}