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Monday, March 29, 2010

水陸兩棲毛毛蟲

Amphibious caterpillars discovered in Hawaii (w/ Video)

“Moths of the Hawaiian genus Hyposmocoma are an oddball crowd: One of the species' caterpillars attacks and eats tree snails. Now researchers have described at least a dozen different species that live underwater for several weeks at a time.”

世界首見:多種水陸兩棲毛毛蟲。在陸上生活沒問題,在水中生活亦不用浮上水面,不像其他毛毛蟲頂多在水中數小時。 但它們只可生存於流動的水中,要靠吐絲固定身體。

科學家暫未知這些毛毛蟲如何在水中呼吸,估計是直接從水流中吸取釋放的氧氣,所以在死水中不能存活。

對於這種不可思議的夏威夷土產,難怪發現它們的生物學家Daniel Rubinoff也大呼:「簡直不可置信!」

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