@misc{indiciaeac8e4be6bbcc,
  title = {Migration and habitat preferences of Swainson's Hawks at an autumn stopover site in northwestern Texas},
  author = {Carroll D. Littlefield and Douglas H. Johnson},
  year = {2013},
  doi = {10.3356/jrr-11-41.1},
  url = {https://pubs.usgs.gov/publication/70048470},
  note = {Source identifier: 70048470}
}