A tourist touches a puffer fish at Zhongyang Puffer Fish Center in Hai'an County, east China's Jiangsu Province, Sept. 20, 2017. The puffer fish, also known as blowfish, can fill its highly elastic stomach with water or air until it is much larger and almost spherical in shape. Hai'an County is well known for its breeding industry of puffer fish, which also helps promote the development of local tourism. (Xinhua/Xu Congjun)
Tourists try to touch a puffer fish at Zhongyang Puffer Fish Center in Hai'an County, east China's Jiangsu Province, Sept. 20, 2017. The puffer fish, also known as blowfish, can fill its highly elastic stomach with water or air until it is much larger and almost spherical in shape. Hai'an County is well known for its breeding industry of puffer fish, which also helps promote the development of local tourism. (Xinhua/Xu Congjun)
Tourists view fish samples at Zhongyang Puffer Fish Center in Hai'an County, east China's Jiangsu Province, Sept. 20, 2017. The puffer fish, also known as blowfish, can fill its highly elastic stomach with water or air until it is much larger and almost spherical in shape. Hai'an County is well known for its breeding industry of puffer fish, which also helps promote the development of local tourism. (Xinhua/Xu Congjun)
Tourists view the puffer fish at Zhongyang Puffer Fish Center in Hai'an County, east China's Jiangsu Province, Sept. 20, 2017. The puffer fish, also known as blowfish, can fill its highly elastic stomach with water or air until it is much larger and almost spherical in shape. Hai'an County is well known for its breeding industry of puffer fish, which also helps promote the development of local tourism. (Xinhua/Xu Congjun)
Tourists touch a puffer fish at Zhongyang Puffer Fish Center in Hai'an County, east China's Jiangsu Province, Sept. 20, 2017. The puffer fish, also known as blowfish, can fill its highly elastic stomach with water or air until it is much larger and almost spherical in shape. Hai'an County is well known for its breeding industry of puffer fish, which also helps promote the development of local tourism. (Xinhua/Xu Congjun)