@misc{indiciae5679129bfd48,
  title = {Bursal depths of lesser snow and small Canada geese},
  author = {Kenneth F. Higgins},
  year = {1969},
  doi = {10.2307/3799338},
  url = {https://pubs.usgs.gov/publication/1001532},
  note = {Source identifier: 1001532}
}