@misc{indiciae06c1a5156b5c,
  title = {Estimates of soil ingestion by wildlife},
  author = {W. Nelson Beyer and Erin E. Connor and Sarah Gerould},
  year = {1994},
  doi = {10.2307/3809405},
  url = {https://pubs.usgs.gov/publication/5222702},
  note = {Source identifier: 5222702}
}