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。590Please respect copyright.PENANAMQm1MEwlGK590Please respect copyright.PENANAUBRZZbxC8L
590Please respect copyright.PENANAvHVuBohMH4
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。590Please respect copyright.PENANAT2kPopt8BB
590Please respect copyright.PENANAj8QC6kQxhL
(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。590Please respect copyright.PENANAqsNfwLPNkK590Please respect copyright.PENANA3soWojw3nE
590Please respect copyright.PENANAyH6JFvT6hG
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。590Please respect copyright.PENANAdJY7pJDIzC
590Please respect copyright.PENANA8QM7LwXRaN
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。590Please respect copyright.PENANAjf1PJInlbw
590Please respect copyright.PENANA9Gvg4HSk7P
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。590Please respect copyright.PENANAVSzo7bMNHY
590Please respect copyright.PENANA9AtFGIfnJR
(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。590Please respect copyright.PENANARBGaqO4X14590Please respect copyright.PENANAoPWcgGTVZd
590Please respect copyright.PENANATVXNwiiE3R
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。590Please respect copyright.PENANAQr11zGcBbs
590Please respect copyright.PENANAg8ZjCE03k6
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。590Please respect copyright.PENANA0brhDEH1Lh
590Please respect copyright.PENANAom778yNDgl
590Please respect copyright.PENANAtOrEDDvTwQ
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。590Please respect copyright.PENANAGfRJiluT5z
590Please respect copyright.PENANAYVMfwYXqru
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/toc590Please respect copyright.PENANAHro6o58q8J
590Please respect copyright.PENANAEQaA8E7101
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。590Please respect copyright.PENANAEqV3mSYArE
590Please respect copyright.PENANAJS0wnVZW9o
Link:590Please respect copyright.PENANAa6FwUfPZoN
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio590Please respect copyright.PENANAR4VD4i8Zsz
590Please respect copyright.PENANA5Orv6h5aDN
590Please respect copyright.PENANAVaD6H9OypY
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。590Please respect copyright.PENANARWJxOw78Jb
590Please respect copyright.PENANAjBzX73vkrj
Ref1:https://www.cell.com/current-biology/fulltext/S0960-9822(21)00047-6590Please respect copyright.PENANATIHIGI7N6I
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科普專欄–薯不揀單
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薯仔聞茱莉

篇 #175
三十秒科學–自割
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