One of last four giant softshell turtles dies in Chinese zoo

Death of Yangtze giant softshell turtle came a day after artificial insemination attempt

The world's rarest turtle has moved closer to extinction after a female died in a Chinese zoo, leaving just three known members of the species.

The Yangtze giant softshell turtle, believed to be more than 90 years old, died in Suzhou zoo on Saturday, according to the Suzhou Daily.