@misc{indiciae0248cccb8284,
  title = {External determination of age of common snipe},
  author = {T.J. Dwyer and J.V. Dobell},
  year = {1979},
  doi = {10.2307/3808756},
  url = {https://pubs.usgs.gov/publication/5220980},
  note = {Source identifier: 5220980}
}