鮋 【yóu】

鮋生活在海底岩石间或珊瑚礁区，大部分体色与岩石及海草十分相像，所以不容易被发现；行动十分缓慢，不善于游泳，往往独自躲在岩石下生活，凡是出现在其眼前的虾或蟹，都会成为其食物；毒鮋的体色暗淡，能与周围的岩石和海葵混为一体。毒鮋的头部和背鳍棘上有毒腺，被它们刺伤后，毒液流入伤口，会引起肿痛，重则可能致命。鮋在台湾又名为石狗公。

百度翻译提供：

They live in rocks or coral reefs on the sea floor. Most of their body colors are very similar to rocks and seaweed, so they are not easy to be found; He moves very slowly and is not good at swimming. He often lives alone under the rocks. Any shrimp or crab that appears in front of him will become his food; The poison beetle is dim in color and can mix with the surrounding rocks and sea anemones. Venom glands are found on the head and dorsal fin spines of the venom beetle. After being stabbed by them, the venom flows into the wound, which will cause swelling and pain, or even fatal. It is also known as shigougong in Taiwan.