@misc{indiciae58ccd6be1cb0,
  title = {Estimating the abundance of prairie dogs},
  author = {Dean E. Biggins and John G. Sidle and D.B. Seery and A. E. Ernst},
  year = {2006},
  url = {https://pubs.usgs.gov/publication/70180918},
  note = {Source identifier: 70180918}
}