@misc{indiciaeac2bff70ff40,
  title = {Estimated age structure of wolves in Northeastern Minnesota},
  author = {L.D. Mech},
  year = {2006},
  doi = {10.2193/0022-541x(2006)70[1481:easowi]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70028564},
  note = {Source identifier: 70028564}
}