Did Seabird Guano Shape The Expansion Of Peru’s Pre-Inca Society? "The use of seabird poop as a fertilizer for corn and other food crops supported the expansion of pre-Inca civilizations despite living in an extremely arid environment." #SciComm by @grrlscientist #Seabirds #Society #fertilizer #Peru🇵🇪 https://grrlscientist.medium.com/did-seabird-guano-shape-the-expansion-of-perus-pre-inca-society-b2224b97441d