@misc{indiciae10822c2820bb,
  title = {Visual depth discrimination in day-old chicks.},
  author = {P G SHINKMAN},
  year = {1963},
  doi = {10.1037/h0045617},
  url = {https://pubmed.ncbi.nlm.nih.gov/13977332/},
  note = {Source identifier: 13977332}
}