@misc{indiciaef94e59721648,
  title = {Evening flights of female northern pintails from a major roost site},
  author = {R. R. Cox and A. D. Afton},
  year = {1996},
  doi = {10.2307/1369861},
  url = {https://pubs.usgs.gov/publication/1001789},
  note = {Source identifier: 1001789}
}