that tricks other fish into thinking it's dead. 假装自己已经死了

138. Competition in these waters is intense.
     水中各色物种的竞争激烈异常
139. Meet Nimbochromis livingstonii.
     这是利氏雨丽鱼 也称迷彩鲷
140. A master of deception
     一名骗术高手
141. that tricks other fish into thinking it's dead.
     假装自己已经死了
142. Its mottled colouration mimics decaying flesh.
     迷彩鲷身上斑驳的色彩看上去如同腐烂的肉体
143. But to appear dead...
     但想要装死
144. ..one must at least...
     迷彩鲷必须

来自《行星地球 第三季 第四集 Planet Earth S03E04 淡水》第 141 行