動物世界裏的確很amazing，有許多有趣的現象，比如獅子看不見斑馬，牛自己不能下樓梯，等等。。。

來源: 三步兩橋於 2023-09-15 09:43:39 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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