Any of various crawling, herbivorous myriapods of the class Diplopoda, found worldwide and having a cylindrical, segmented body with two pairs of legs attached to all segments except for the first four in the thoracic region.

• 千足虫一种多足类食草性爬行节肢动物，分布于世界各地，有圆柱形、节肢状身体，除胸部的前四节外所有节都有一对足