@misc{indiciae9d9e55fc76de,
  title = {Peregrine falcon},
  author = {R.W. Skaggs and D. H. Ellis and W.G. Hunt and T.H. Johnson},
  year = {1988},
  url = {https://pubs.usgs.gov/publication/5211246},
  note = {Source identifier: 5211246}
}