魚
魚類屬於脊椎動物，一般生物學家將脊椎動物分為魚類（53%）、鳥類（18%）、爬蟲類（12%）、哺乳類（9%）、兩棲類（8%）五大類。根據Nelson（1994年）統計，全球而家存在嘅魚類共有24618種，佔已命名脊椎動物一半以上。
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 水族館度一條魚 | ||||
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睇埋
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