@misc{indiciae084ae07f281b,
  title = {Subtle, secret female chimpanzees.},
  author = {R W Wrangham},
  year = {1997},
  doi = {10.1126/science.277.5327.774},
  url = {https://pubmed.ncbi.nlm.nih.gov/9273699/},
  note = {Source identifier: 9273699}
}