[請益] 為什麼小鳥的頭要一直轉來轉去??
我的窗戶常常都會有小鳥飛進來
然後吱吱叫
我觀察了一下
忽然想到
小鳥的頭為什麼要一直轉來轉去??
其他動物 像是狗或貓
它們的頭就不會一直轉來轉去
小鳥幹嘛一直轉
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