Bird poop may have led to rise of Peru's Chincha Kingdom: Study

The nutrient-rich seabird droppings may have led to the rise of Peru's Chincha Kingdom as one of the most prosperous and influential pre‑Inca societies, a study has found. The droppings boosted the production of maize (corn), the surplus of which helped fuel the Chincha Kingdom’s economy, driving their trade, wealth, population growth and regional influence, the study's lead author said.