Published in PLOS One · View the paper (DOI)
Researchers suggest that seabirds were used to fertilize Peru's Chincha Valley as early as 1250 CE, potentially supporting the growth of a pre-Inca society. This ancient practice could have played a significant role in the region's agricultural development.
Coverage from 3 institutions
- Seabird poop could have been used to fertilize Peru's Chincha Valley by at least 1250 CE, potentially facilitating the expansion of its pre-Inca society PLOS · Feb 11, 2026 · first to report
- Bird poop powered the rise of the Chincha Kingdom, archaeologists find University of Sydney · Feb 11, 2026
- Bird poop powers rise of ancient Peruvian kingdom, analysis shows University of California - Merced · Feb 19, 2026