@misc{indiciaeb81fad740a13,
  title = {Southeastern breeding range of the brown-headed cowbird},
  author = {J.S. Webb and D.K. Wetherbee},
  year = {1960},
  doi = {10.2307/4510803},
  url = {https://pubs.usgs.gov/publication/5220031},
  note = {Source identifier: 5220031}
}