The Mekong giant catfish (Pangasianodon gigas) species is listed as critically endangered by the World Conservation Union (IUCN), which means it faces a high risk of extinction in the wild.

• 你听说过体长近9英尺（2.；7米）、大小就像一只灰熊的鲶鱼吗？上个月初，泰国北部地区的人们就抓到了这样一只鲶鱼。