South American lungfish

The South American lungfish (Lepidosiren paradoxa) is the single species of lungfish found in swamps and slow-moving waters of the Amazon, Paraguay, and lower Paraná River basins in South America. Notable as an obligate air-breather, it is the sole member of its family Lepidosirenidae. Relatively little is known about the South American lungfish. Additional common names include American mud-fish and scaly salamanderfish. In Portuguese, it is also known as piramboia (Portuguese pronunciation: ), pirarucu-bóia (), traíra-bóia (),...