@misc{indiciaefdffdae70995,
  title = {Feeding activities of black skimmers in Guyana},
  author = {R.M. Erwin},
  year = {1990},
  doi = {10.2307/1521423},
  url = {https://pubs.usgs.gov/publication/5222395},
  note = {Source identifier: 5222395}
}