Elaphe bimaculata
Habitat
Forest edges to cultivated areas
Range
Central China, from eastern Sichuan to Jiangsu and north to Hebei, and Inner Mongolia
Size
60–80 cm
The twin-spotted ratsnake or Chinese leopard snake (Elaphe bimaculata) is a small ratsnake, 60–80 cm long, found in central China from eastern Sichuan to Jiangsu and north to Hebei, including Zhejiang, Anhui, Jiangxi and Inner Mongolia. (The Reptile Database; Wikipedia, general species account)
It occurs in both blotched and striped phases, with the blotched type the more common. Some specimens are half blotched and half striped, with the front half usually blotched. It lives in many habitats, from forest edges to cultivated areas. (Wikipedia, general species account)