[問題] 魚會吃陸上的雜草？
最近在學校幫忙拔雜草（咸豐草等）
然後整車的雜草往水溝倒。
工友阿北說這些雜草魚會吃。
到底是什麼魚會吃？
我是覺得魚應該是會吃屎，但是應該不會吃這些雜草。
吳郭魚？琵琶鼠？大肚魚？
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