都要密集恐惧症了。 还有一种乌龟没有被拍到，北美特有的，巨大。还有一种很凶残很大的北美特有的。The alligator snapping turtle (Macrochelys temminckii) is a large species of turtle in the family Chelydridae. The species is native to freshwater habitats in the United States. M. temminckii is one of the heaviest freshwater turtles in the world. It is the largest freshwater species of turtle in North America.