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  "path": "/article/see-the-worlds-oldest-fossilized-butthole-imprint/",
  "publishedAt": "2026-03-04T11:30:00.000Z",
  "site": "https://www.scientificamerican.com",
  "textContent": "Fossils show exceptionally rare evidence of a cloacal vent—the slit that most vertebrates use to excrete, have sex and lay egg—which could shed light on the evolution of the orifice",
  "title": "See the world’s oldest fossilized ‘butthole’ imprint"
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