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📁 斯阿尔伊埃恩特伊阿

Salientia (Anura) includes frogs, toads and their close fossil relatives which are first known from the Early Triassic.

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Bill Nye the Science Guy

http://www.billnye.com/

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Negashte

http://negashte.tripod.com/

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Science Online

http://www.sciences-en-ligne.com/

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SwRI's Lighter Side

http://www.swri.org/10light/home.htm

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