Complex sentence: The big-headed pantanal swamp turtle or pantanal swamp turtle ("Acanthochelys macrocephala") is a species of turtle in the Chelidae family found in Argentina, Bolivia, Brazil, and Paraguay.
Split into simpler sentences: The big-headed pantanal swamp turtle or pantanal swamp turtle ("Acanthochelys macrocephala") is a species of turtle in the Chelidae family. It is found in Argentina, Bolivia, Brazil, and Paraguay.