China has many world famous rare animals. The Lipotes vexillifer is known as "the water panda". 20th century, due to various reasons the decline of their populations, estimated in 2002 that was less than 50. The Lipotes vexillifer is listed as one of China's wild animal protection, is one of the world's 12 most endangered animals. On August 8, 2007, journal of the royal society biology letters inside the report, officially announced the baiji functionally extinct.Please visit the following url for more details.