自割 (Autotomy)是一種動物求生的本能,其中的例子包括壁虎斷尾,螃蟹斷臂等等。341Please respect copyright.PENANAtbBZUUxaoy
341Please respect copyright.PENANA2v7jqqXftk
341Please respect copyright.PENANAfJQz8JBnRz
過一段時間後,器官便會再生回復至原來的樣貌,其體積有機會比原來的更為細少。341Please respect copyright.PENANAkQ7UnAO88f
341Please respect copyright.PENANABFyAc5PvA5
(圖2)有科學家嘗試用尼龍蠅綁住海蛞蝓(Sea Slug)的頸部,發現牠們有能力進行自割,頭身分離。341Please respect copyright.PENANAKf0mb8xfZA
341Please respect copyright.PENANAFCxoCI395O
341Please respect copyright.PENANAv266uYHNz1
有情況甚至是頭部與心臟、大腸、性器官等分離。而其脫離的頭部則吃著海藻維生。341Please respect copyright.PENANAgLeJNlbgxS
341Please respect copyright.PENANAL3x1yf0URK
7日後,頭部發展出心臟等器官。約20日後,所有器官亦能順利發展成為原狀,又一條好漢。341Please respect copyright.PENANAub5nkrap4n
341Please respect copyright.PENANAYFBjgNdDI0
至於被遺棄的身體,則隨著時間變得暗淡及萎縮,沒能長出頭部。341Please respect copyright.PENANAeW7VrRnaHq
341Please respect copyright.PENANA1JIJXKYbT3
(圖3)自然情況下,當海蛞蝓遭受到寄生蟲入侵時,進行自割並頭身分離的情況亦會發生。341Please respect copyright.PENANA2zYYgdUADZ
341Please respect copyright.PENANA8vVw7zkkqc
341Please respect copyright.PENANAnRi9aKFKE6
鑑於這情況的發生,有理由可相信海蛞蝓進行自割是天生用來對抗外敵入侵的手段。341Please respect copyright.PENANAziIN3PKDDs
341Please respect copyright.PENANAUgPRJbLTsE
此地不宜久留之時,若有逃生門手段可走,自然界的生物自當會不惜一切進行逃離。341Please respect copyright.PENANAhQUSzKWrgy
341Please respect copyright.PENANAzhcB6gm3vR
341Please respect copyright.PENANA9PfcOTi7x1
如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。341Please respect copyright.PENANA7g2ODJxBd9
341Please respect copyright.PENANA3rxPaxM7bQ
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc341Please respect copyright.PENANAKeVE333K7q
341Please respect copyright.PENANA1jpstZzXcp
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。341Please respect copyright.PENANA1FjtFIRi5B
341Please respect copyright.PENANAy4qbjyNvIu
Link:341Please respect copyright.PENANAfwcMQyU43H
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio341Please respect copyright.PENANAFIw05dlzzh
341Please respect copyright.PENANAqNNM3sigS2
341Please respect copyright.PENANAciI0oiypAb
除非Facebook及IG重開侵侵的account,否則我的IG將不會再作更新,只會寄居本土LIHKG及Penana。341Please respect copyright.PENANApXV5FjerHK
341Please respect copyright.PENANAxU06gUacph
Ref1:https://www.cell.com/current-biology/fulltext/S0960-9822(21)00047-6341Please respect copyright.PENANAd6lRBWWBqL
arrow_back
科普專欄–薯不揀單
more_vert
-
info_outline Info
-
toc Table of Contents
-
share Share
-
format_color_text Display Settings
-
exposure_plus_1 Recommend
-
Sponsor
-
report_problem Report
-
account_circle Login
Search stories, writers or societies
Continue ReadingClear All
What Others Are ReadingRefresh
X
Never miss what's happening on Penana!
科普專欄–薯不揀單
Author:
薯仔聞茱莉
ISSUE #175
三十秒科學–自割
LIKES 1
READS 337
BOOKMARKS 148
campaign
Request update 0
Sponsor
Login with Facebook
or Sign up/Login to comment or bookmark!
Click to load the next chapter
X
After each update request, the author will receive a notification!
smartphone100 → Request update
X
Sponsor again
Click to login
Login first to show your name as a sponsor.
Thank you for supporting the story! :)
Please Login first.
×
Write down what you like about the story
×
Reading Theme:
Font Size:
Line Spacing:
Paragraph Spacing:
Load the next issue automatically
Reset to default
×
People Who Like This