The Amazon River Dolphin also known as the Amazon Pink River Dolphin, are a species of dolphin native to the Amazon River. Although not a large cetacean in general terms, this dolphin is the largest freshwater cetacean, it can grow larger than a human. Body length can range from 1.53 to 2.4 m (5.0 to 7.9 ft), depending on subspecies. Females are typically larger than males. The largest female Amazon river dolphins can range up to 8.2 ft in length and weigh 217 lb. The largest male dolphins can range up to 6.6 ft in length and weigh 207 lb. The Amazon River Dolphin is found throughout the Amazon and Orinoco. It is particularly abundant in lowland rivers with extensive floodplains. During the annual rainy season, these rivers flood large areas of forests and marshes along their banks.