Stephanie Simioni examines the wall of the Kambá Hópo cave as Nicole Martínez looks on and Sebastián Navajas films, on the bank of the Paraguay River near Vallemí, Concepción, Paraguay, 4 September 2026. Photographed during the Paraguay River Expedition, a Jaguar Rivers Initiative survey running downstream from Corumbá, Brazil, into Paraguay and Argentina. The initiative is an alliance of Rewilding Argentina, Fundación Moisés Bertoni (Paraguay), Nativa (Bolivia) and Onçafari (Brazil). Photographed by Henry Maillet with support from the National Geographic Society.