@misc{indiciaedf9152be7384,
  title = {Hatching asynchrony in American Goldfinches: An experimental study},
  author = {Susan Knight Skagen},
  year = {1987},
  doi = {10.2307/1939866},
  url = {https://pubs.usgs.gov/publication/70121461},
  note = {Source identifier: 70121461}
}