Rodents have evolved a series of physiological, morphological, and behavioral characteristics to adapt the asperity of desert environment, and their excavating and feeding activities also deeply affect the environment of desert ecosystem.

• 鼠类作为生物干扰的重要代表，是荒漠生态系统斑块形成的主要来源，它们已从生理、形态、行为进化出一系列特点适应了荒漠生态系统的严酷环境，同时其挖掘、采食行为也深刻影响着荒漠生态系统的环境。