【動物冷知識】禿鷹禿頭的原因

動物與昆蟲

如果有得選擇,你估禿鷹會唔會想禿頭?

就算你問佢幾多次都好,佢都係仍然會選擇禿頭。原因好簡單,人禿頭會傷心,禿鷹唔禿頭會傷身。

禿鷹其中一個明顯嘅身體特徵就係禿頭。由於佢地較少襲擊健康動物,反而係專食動物嘅腐肉,因而需要將頭伸入動物嘅屍體入面啄食,如果佢地頭有羽毛或者毛髮,就會好容易將屍體嘅血同體液黏喺身度,難以清潔及造成細菌滋生。

少咗毛髮令禿鷹可以避免細菌喺血肉接觸後嘅繁殖,亦可以令太陽光照射皮膚後進行消毒,所以禿頭對佢地身體係一大保障,亦係佢地經過長年累月進化而來嘅演變。



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