Amazon 1 (IMAGE) Virginia Tech Caption A fisherman holds a tambaqui, a large species of freshwater fish that is highly prized. It feeds mainly on tree fruits found in floodplain forests. Photo by Leandro Castello. Credit Leandro Castello, Virginia Tech Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.