水魚,書面寫做鱉bit3,係一種水裏面嘅爬蟲類動物。佢同龜夾埋做龜鱉目,水魚同龜好似樣,不過佢嘅殼係軟嘅,似皮革多啲。水魚自成一科,叫鱉科(Trionychidae)。呢個科有三個種,分別係 Cyclanorbinae、Trionychinae 同埋絕種嘅 Palaeotrionyx,大概有廿五個品種。長度由廿厘米到一米都有,睇品種而定。亞洲、非洲同北美洲都有佢哋嘅蹤影。水魚鍾意住響水底,有時重會伏響沙下面,伸個頭出嚟等捉嘢食。佢哋多數住喺河、湖。佢哋條頸夠長,伸個頭出水面就吸到氣。唔同品種各有各自己鍾意食嘅嘢,有啲係食齋,有啲係食肉。
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水魚 (中華鱉) Pelodiscus sinensis | ||||||||||||||||
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