@misc{indiciae6386ce0cb34c,
  title = {Sperm competition in birds.},
  author = {T R Birkhead},
  year = {1998},
  doi = {10.1530/ror.0.0030123},
  url = {https://pubmed.ncbi.nlm.nih.gov/9685191/},
  note = {Source identifier: 9685191}
}