@misc{indiciae79fbdc26787c,
  title = {Feeding flights of nesting wading birds at a Virginia colony},
  author = {R.M. Erwin},
  year = {1984},
  doi = {10.2307/1521084},
  url = {https://pubs.usgs.gov/publication/5221516},
  note = {Source identifier: 5221516}
}