Creature Feature: Meet the ‚Freshwater Giant‘ Arapaima | Smithsonian’s National Zoo and Conservation Biology Institute https://nationalzoo.si.edu/animals/news/creature-feature-meet-freshwater-giant-arapaima
Reaching up to 10 feet (3 meters) long, arapaima are the largest freshwater fish in South America. Learn what else makes these animals unique.
are the largest freshwater fish in South America—and an important species in the Amazon