奶漲的有點誇張的奶嘴 - 魚
By Harry
at 2007-09-10T14:29
at 2007-09-10T14:29
Table of Contents
小丑和海葵的共生關係
主要是因為小丑魚屬於體型較小的熱帶珊瑚礁魚種
在野生環境中 很容易遭受大型掠食性魚類攻擊
而海葵伸張捕食的觸手 {刺細胞} 上含有毒素
本來這個毒素是海葵為了麻痺過往魚隻 進而捕捉吞食的
但這卻剛好成了小丑魚躲避的屏障
讓其他魚隻因不敢靠近海葵而無法捕食小丑魚
所以小丑魚一但感覺危險或驚嚇 甚至休息睡覺 都習慣性的往海葵裡鑽了
為何小丑不怕海葵的毒素呢 因為小丑魚的身上會分泌一種體液
這種體液會形成一層薄膜使小丑魚不受海葵的毒素侵擾
所以也就不怕海葵囉
那海葵又從小丑魚得到什麼呢 當然是食物囉 藉著小丑魚的不斷游動
不但能將海葵本身的排泄物及髒污清走 更能帶起大量的浮游生物
甚或小魚小蝦 而小丑魚的食物殘渣 也一樣能夠成為海葵的盤中飧喔
其實和海葵共生的不只小丑魚 有些種類的螃蟹˙蝦子
甚至其他種類的鯛魚 如 三點白 都和某些種類的海葵有共生關係喔
※ 引述《forWinds (幸福啊︿︿)》之銘言:
: 推 ANDY26:不懂一樓的意思~清潔蝦和奶嘴是兩碼子事吧 220.129.140.57 09/08 17:35
: 我是在書上看到的(忘記在哪看到的 好像是國家地理雜誌吧)
: 某些種類 一定要有共生生物 才會有像奶嘴的構造 原因不明
: 所以我才會這麼問嚕
: 你也參考看看吧~
: ※ 引述《sasaka (無家可歸)》之銘言:
: : http://www.pixnet.net/photo/sasaka/64889096
: : 原本來到我的缸的時候大約只有10塊錢的大小
: : 現在(不到3各月)卻變的這麼大了...
: : 分享給各位..cc
--
我的優點:我不知道我有甚麼優點
我的缺點:長相難看 沒車 沒房子 沒收入 沒安全感
--
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