The Chinese Softshell Turtle, also called the Asian Softshell, is native to eastern China, Vietnam, Korea, Japan and Far East Russia.
It has been introduced to much of Southeast Asia, mainly as a food source (the most-used turtle for soup).
The shell is leathery rather than horn and can reach a foot in length. Mainly aquatic, it's habitat is fresh and brakish slow-moving water and swamps.
(Related species include a Lesser Chinese Softshell and a Northern Chinese Softshell).