@misc{indiciae53869eda91a2,
  title = {Survival of northern pintail ducklings on the Yukon-Kuskokwim Delta, Alaska},
  author = {J. Barry Grand and Paul L. Flint},
  year = {1996},
  doi = {10.2307/1369507},
  url = {https://pubs.usgs.gov/publication/70182064},
  note = {Source identifier: 70182064}
}