@misc{indiciaeaad57fc49588,
  title = {Why aren't there more beaver in Rocky Mountain National Park?},
  author = {B. W. Baker and D. Mitchell and H.C. Ducharme and T.R. Stanley and H.R. Peinetti},
  year = {2004},
  url = {https://pubs.usgs.gov/publication/70175560},
  note = {Source identifier: 70175560}
}