@misc{indiciae4726521168f4,
  title = {Territorial behavior, pesticides, and the population ecology of red-shouldered hawks in central Maryland, 1943-1971},
  author = {Charles J. Henny and F. C. Schmid and Elwood M. Martin and L. L. Hood},
  year = {1973},
  doi = {10.2307/1935339},
  url = {https://pubs.usgs.gov/publication/5221226},
  note = {Source identifier: 5221226}
}