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Acraspis sp. - Oak gall
Cynipidae
Upstate NY, USA

photograph © Alex Wild 2005

A colorful urchin gall on a white oak leaf (Quercus alba).  This growth is induced by a small cynipid gall wasp whose larva develops inside.

 
USA NY, Ontario Co.: 2 km SW Bristol Springs, Gannett Hill.  5.vii.2005 42º42'N 77º24'W, 640m. 
Forest edge.


This image is copyrighted by the photographer and cannot be used without permission. To obtain permission to use this image, please email Alex Wild. (alwild (at) myrmecos.net).  Most of the photographs on myrmecos.net are reduced from their original size and compressed for more efficient web transmission.  In some cases, higher quality versions are available.

This image was captured with a Canon EOS D60, with a Canon 65/2.8 MPE 1-5x Macro lens.