巴西彩龟又叫七彩龟、彩龟、翠龟、绿龟,原产美国,近年引进中国。此龟有个明显的特色:乌龟不“乌”,色彩斑斓,头部有红色及纵向浅绿色条纹;背部呈绿色规则几何图案;四周裙边似花蝴蝶翅膀;腹甲处有黄、白、黑相间的甲骨文字式花纹,且每只龟不尽相同,所以又有人戏称其为“麻将龟? Brazil tortoises, also known as colorful turtles, color turtles, green turtles, green turtles, native to the United States, in recent years the introduction of China. This turtle has a distinct characteristic: the turtle is not “black”, colorful, the head has red and vertical light green stripes; the back is green regular geometric patterns; the skirt around the edge of the butterfly-like flowers; plastron yellow, white, Black and white oak pattern, and each turtle is different, so some people call it "mahjong turtle?