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  "path": "/article/this-ancient-south-american-kingdom-ran-on-bird-poop/",
  "publishedAt": "2026-02-11T19:00:00.000Z",
  "site": "https://www.scientificamerican.com",
  "textContent": "Maize farmers in Peru’s Chincha Valley were fertilizing their crops with seabird poop as early as the year 1250",
  "title": "This ancient South American kingdom ran on bird poop"
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