[新聞] 謝國樑口誤「蝙蝠產卵」掀熱議 專家說蝙蝠這樣生小孩
謝國樑口誤「蝙蝠產卵」掀熱議 專家說蝙蝠這樣生小孩
聯合報/ 記者
游明煌
/基隆即時報導
基隆市劉銘傳隧道封閉15年後近日開放民眾自由參觀,因有台灣葉鼻蝠棲息讓民眾驚喜,
但日前謝國樑「蝙蝠有產卵」說惹議,今天再度致歉。到底蝙蝠是如何繁殖的?基隆鳥會
理事長沈錦豐表示,葉鼻蝠是一種胎生式,並不是產卵方式。
劉銘傳隧道近日開放民眾自由參觀,隧道內有台灣葉鼻蝠棲息,且已進入繁殖期,吸引民
眾到訪。謝國樑日前宣布民眾黨前發言人楊寶楨為兒少政策大使,一起出席安樂兒童室內
樂園啟用時,市長提及「蝙蝠有產卵」說法惹議,但當下有說是口誤,今天再度致歉。
沈錦豐表示,一般蝙蝠的繁殖非常特殊,大部分都夏天7、8月交配,但雌蝠於交配完成後
有延遲胚胎發育的情況,會進入冬眠,並沒有完成受精程序,直到隔年4月個時期才開始
排卵,讓去年的精子受精,約在5、6月幼蝠才會生出來。
沈錦豐說,劉銘傳隧道的台灣葉鼻蝙的繁殖就是這樣,經過他們觀察,多是在去年夏天交
配,交配之後馬上進入冬眠,直到今年這個時候,約在4月,才會讓受精卵開始發育、成
長,是一種胎生的方式。
沈錦豐解釋,就是去年進入雌蝠的精子,保存在身體裡面,再和今年產生的卵子結合成受
精卵,再發育成熟後,以胎生的方式生出來、發育成長,繁殖的過程很特別。
懷孕母蝠每年僅產一胎,每胎僅生一隻幼蝠,幼蝠出生後受到母蝠保護、哺育,抱於懷中
數月,關係非常緊密,7到9月是育幼期。
https://udn.com/news/story/7266/7910173
文組或二類不知道很合理吧?
但我是知道啦
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