@misc{indiciaebcfabd95d91e,
  title = {Paleontology. Mass extinctions face downsizing, extinction.},
  author = {R A Kerr},
  year = {2001},
  doi = {10.1126/science.293.5532.1037},
  url = {https://pubmed.ncbi.nlm.nih.gov/11498561/},
  note = {Source identifier: 11498561}
}