[["Anacondas, dwell predominately in the Amazon and Orinoco river basins.", 26.0], ["Anacondas live in swamps, marshes and slow moving streams, mainly in the Amazon and Orinoco basins of South America. They are cumbersome on land but stealthy and sleek in the water.", 21.0], ["All four species of Anaconda can be found throughout South America, but they dwell predominately in the Amazon and Orinoco river basins. ", 15.0], ["The Amazon river basin.", 12.0], ["The Amazon and Orinoco River Basins in South America. ", 7.0]]
what river is the anaconda native to
animals,river