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  "path": "/article/what-were-the-first-animals-the-fierce-sponge-jelly-battle-that-just-wont/",
  "publishedAt": "2026-02-07T13:00:00.000Z",
  "site": "https://www.scientificamerican.com",
  "textContent": "For almost two decades, scientists have debated whether sponges or comb jellies are the first animal lineage. Now some are calling for a more harmonious approach.",
  "title": "What were the first animals? The fierce sponge–jelly battle that just won’t end"
}