@misc{indiciaed2a73db17b9f,
  title = {Key areas for wintering North American herons},
  author = {T. Mikuska and J.A. Kushlan and S. Hartley},
  year = {1998},
  doi = {10.2307/1521899},
  url = {https://pubs.usgs.gov/publication/5223815},
  note = {Source identifier: 5223815}
}