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Portia - IMG_4007 copy | by Kurt (OrionHerpAdventure.com)
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Portia - IMG_4007 copy

Spiders'' biggest nightmare - a Portia. Portias try making different patterns of vibrations in the web that aggressively mimic the struggle of a trapped insect or the courtship signals of a male spider, repeating any pattern that induces the intended prey to move towards the Portia.

 

en.wikipedia.org/wiki/Portia_(spider)

 

A fascinating read on how clever portia is: www.freerepublic.com/focus/f-chat/1640513/posts

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Taken on June 21, 2009