@misc{indiciae41e4dcd2ce6f,
  title = {Spatial pattern of risk of common raven predation on desert tortoises},
  author = {W. B. Kristan and W.I. Boarman},
  year = {2003},
  doi = {10.1890/02-0448},
  url = {https://pubs.usgs.gov/publication/70025194},
  note = {Source identifier: 70025194}
}