@misc{indiciaeb635574fa7cf,
  title = {Food use and nutrition of black ducks nesting in Maine},
  author = {Kenneth J. Reinecke and Ray B. Owen},
  year = {1980},
  doi = {10.2307/3808002},
  url = {https://pubs.usgs.gov/publication/5221569},
  note = {Source identifier: 5221569}
}