Euprepiophis mandarinus, commonly known as the Mandarin rat snake, is native to the forests and rocky hills of Southeast Asia. It is known for its striking orange and black banded pattern, mimicking the colors of the Mandarin duck. The species is non-venomous and nocturnal, primarily feeding on small rodents.

Euprepiophis mandarinus, commonly known as the Mandarin Rat Snake, is native to East Asia. Its geographical distribution includes parts of China, Taiwan, and Vietnam. It is found in provinces such as Sichuan, Yunnan, and Hunan in China, as well as the mountainous regions of Taiwan and northern Vietnam.

The Mandarin Rat Snake typically inhabits montane forests and hilly regions, where it thrives in temperate and subtropical climates. These areas often have a mix of deciduous and evergreen forests, providing ample cover and a diverse prey base.

Euprepiophis mandarinus occupies a niche as a terrestrial snake, primarily preying on small mammals, birds, and occasionally amphibians. It is well adapted to a life among leaf litter and underbrush, which offers both protection from predators and opportunities to ambush prey. This species is known for its secretive behavior, often hiding under rocks, logs, or within dense vegetation during the day.