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Paraná River stingray (Potamotrygon schuhmacheri)
Potamotrygon schuhmacheri, also known as the Paraná River stingray, is a species of freshwater stingray found in the Paraná and Paraguay River basins in South America. It is characterized by its venomous barb at the base of its tail, and its natural habitat is rivers. Habitat loss is a threat to this species. |
