In this May 18, 2017 file photo, Joao Aquino Pereira, right, talks with fellow cowboy Rene Almeida at dawn in Corumba, in the Pantanal wetlands of Mato Grosso do Sul state, Brazil. As of Wednesday, November 6 2019, fires in Brazil's Pantanal wetlands have ripped through the biodiverse region, consuming 15,000 football fields of vegetation in just the past 10 days, burning some animals alive and sending others fleeing. (Photo by Eraldo Peres/AP Photo/File)
