魚分辨食物 - 魚

By Hedwig
at 2019-05-29T11:05
at 2019-05-29T11:05
Table of Contents
大家都知道
魚吃甚麼顏色的飼料就會拉出甚麼色的屎
我自己觀察
魚常常邊吃邊拉
因此就會出現上層魚搶食拉屎到下層
下層魚在吃屎然後吐出....
問題來了
屎跟飼料一樣顏色那他是怎麼分辨它不能吃?
味道嗎?
有人知道魚大便跟魚飼料是什麼味道?
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Tags:
魚
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