鳥類的氣管開口 - 鳥
By Tom
at 2008-06-12T03:13
at 2008-06-12T03:13
Table of Contents
http://www.themodernapprentice.com/trachea.jpg
有版友會擔心鳥會不會噎到什麼的,不過從上面的照片可以看得出來,
鳥類的氣管開口位於非常的上方,不像人類一樣在喉頭的深處、
與食道的入口幾乎是一樣的位置;
尤其是雀類、燕這些鳥,養過雛鳥的朋友應該都之道,
當他們張開大嘴討食的時候就可以看到他們舌頭後方的氣管開口,
當我們在灌食的時候則是把餵食器塞到更深的地方,
所以是不用擔心這麼容易就噎到的~
(除非是灌食液體,反而容易會嗆到)
--
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「我沒有買票;我沒有賣票;我沒有參與賄選;
我用人格擔保;有的話我切腹自殺全家死光光;
我沒有汙錢包工;我什麼都不知道;有空我會向上層反映
…等1000句。」
立院跟議會必備!
--
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By Annie
at 2008-06-12T05:43
at 2008-06-12T05:43
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at 2008-06-24T15:33
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at 2008-06-26T17:53
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